AHA: HDL – the waters grow muddier

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AHA: HDL – the waters grow muddier

ORLANDO – For years, HDL cholesterol was known as “the good cholesterol.” A low level was associated with increased cardiovascular risk. More HDL cholesterol was thought to be cardioprotective, perhaps even capable of offsetting at least some of the risk conferred by a high LDL cholesterol level.

But it turns out that when it comes to HDL cholesterol, more isn’t always better.

jancin
Dr. Dennis T. Ko

A new study utilizing the increasingly popular “big data” analytic approach indicates that the relationship between HDL cholesterol level and mortality isn’t linear. Instead, it’s U-shaped, with both low and high HDL cholesterol levels being associated with significantly increased mortality risk, Dr. Dennis T. Ko reported at the American Heart Association scientific sessions.

This is the latest in a string of bad news regarding the former “good cholesterol.” Large, multicenter, randomized trials of niacin and cholesterol ester transfer protein (CETP) inhibitors aimed at boosting HDL cholesterol levels in patients with low HDL cholesterol as a means of reducing cardiovascular risk succeeded in raising HDL cholesterol, but with no impact on major cardiovascular endpoints, noted Dr. Ko of the Institute for Clinical Evaluative Sciences and the University of Toronto.

He presented a population-based study of 631,762 Ontario residents who were free of prior cardiovascular disease and at least 40 years old in 2008. This study group, known as the CANHEART cohort, was formed by combining 17 large regional databases. The advantage of working with such a large study population is that it provides new and statistically powerful insights into the impact of the full range of HDL cholesterol values, not just in terms of cardiovascular events but the full spectrum of disease, Dr. Ko explained. Up until now, the conventional knowledge about HDL cholesterol has been based largely upon relatively small observational studies, such as the Framingham Heart Study; most of those studies didn’t look at noncardiovascular events.

During a mean 4.9 years of follow-up of the CANHEART cohort, 9,339 deaths occurred in men and 8,613 in women. In an analysis adjusted for age, non–HDL cholesterol levels, cardiac risk factors, sex, comorbid conditions, and income, HDL cholesterol levels below the reference range of 41-50 mg/dL in women and 51-60 mg/dL in men were associated with increased risks of mortality from all three causes: cardiovascular, cancer, and other. The lower the HDL cholesterol level, the greater the risks.

As HDL cholesterol groupings moved decile by decile above the reference ranges there was no protective effect seen against cardiovascular or noncardiovascular deaths. Instead, the risk of death due to causes other than heart disease or cancer took a turn upward as HDL cholesterol levels approached the outer end of the bell curve, achieving significance in men with an HDL cholesterol of 71-80 mg/dL and peaking in those with a level greater than 90 mg/dL. In women, the U-shaped curve was shallower, with an increased mortality risk – again, as in men, restricted to causes other than cancer or heart disease – becoming statistically significant only in women with an HDL cholesterol level greater than 90 mg/dL, Dr. Ko continued.

It’s worth noting that men with an HDL cholesterol level of 81 mg/dL or above also showed a trend for increased risks of both cardiovascular and cancer deaths, although this didn’t reach statistical significance.

Patients at the low end of the HDL cholesterol spectrum had an increased prevalence of unhealthy lifestyle, COPD and other comorbid conditions, cardiac risk factors, and low income. In contrast, those with high HDL cholesterol levels were more likely to have a body mass index below 25 kg/m2, engage in 30 minutes or more of brisk walking or other moderate exercise daily, and consume five or more servings of fruits and vegetables daily. So they were, overall, healthier. On the other hand, they were also more likely to be heavy alcohol users as defined by consuming five or more drinks per occasion at least once monthly during the year prior to study enrollment. Alcohol, like physical exercise, is known to boost HDL cholesterol levels.

These CANHEART data and other evidence warrant a reappraisal of HDL cholesterol as a cardiovascular risk/protective factor, according to Dr. Ko.

“HDL is unlikely to represent a cardiovascular-specific risk factor, given similarities in its association with noncardiovascular outcomes,” he observed.

Discussant Jacques Genest concurred.

“Maybe HDL cholesterol mass is the wrong biomarker for HDL function,” opined Dr. Genest, professor of medicine at McGill University in Montreal.

He noted that a causal relationship between HDL cholesterol and cardiovascular risk has been cast into doubt not only by the negative randomized trials of niacin and the CETP inhibitors and the U-shaped mortality curve described by Dr. Ko, but also by randomized Mendelian genetic studies suggesting that genes causing HDL deficiency aren’t linked to increased cardiovascular risk.

 

 

It’s likely true that what’s important is not HDL cholesterol levels as measured in conventional lipid panels, but rather HDL function. HDL particles have many beneficial effects: antioxidative, anti-inflammatory, vasodilatory, antiapoptotic, and antithrombotic. A better biomarker – one that reflects these functional benefits – may be cholesterol efflux capacity, as was shown in a recent study by investigators in the Dallas Heart Study (N Engl J Med. 2014; Dec 18;371[25]:2383-93), according to Dr. Genest.

Dr. Christie Ballantyne

Session cochair Dr. Christie Ballantyne was particularly interested in the 2.8% of CANHEART participants with an HDL cholesterol level greater than 90 mg/dL and their associated increased mortality from causes other than cancer and cardiovascular disease.

“I’ve seen similar data once before, in a Russian cohort. Cold weather and alcohol – I wonder if that’s a factor here. The alcohol exposure we saw in the Russian cohort with the 90 HDL levels was really rather striking. And it wasn’t cardiovascular or cancer mortality that they faced, it was other mortality. So I wonder if it’s not an alcohol-related thing, especially in places where you have long, cold winters,” commented Dr. Ballantyne, professor of medicine and of molecular and human genetics at Baylor College of Medicine and director of the Center for Cardiovascular Disease Prevention at the Methodist Debakey Heart Center in Houston.

Dr. Genest was skeptical.

“I think clinicians would argue that seeing an HDL of 90 would be very unusual in a male even if he drinks like an American at a football game,” the Canadian quipped. “ It’s probable that a genetic predisposition plus heavy alcohol is involved.”

Dr. Ko said he and his coinvestigators are scrutinizing the “other deaths” in the very-high HDL cholesterol subgroup, looking for an increase in deaths due to liver cirrhosis, trauma, and other obvious alcohol-related causes. “We haven’t really found a specific pattern,” according to the physician.

Dr. Ballantyne was undeterred. “It may end up being that the person who drinks heavily has some general health issues where trouble occurs because of alcohol in combination with medications rather than a specifically alcohol-related death,” he advised.

The CANHEART study is sponsored by the Canadian Institutes of Health Research. Dr. Ko reported having no financial conflicts of interest.

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ORLANDO – For years, HDL cholesterol was known as “the good cholesterol.” A low level was associated with increased cardiovascular risk. More HDL cholesterol was thought to be cardioprotective, perhaps even capable of offsetting at least some of the risk conferred by a high LDL cholesterol level.

But it turns out that when it comes to HDL cholesterol, more isn’t always better.

jancin
Dr. Dennis T. Ko

A new study utilizing the increasingly popular “big data” analytic approach indicates that the relationship between HDL cholesterol level and mortality isn’t linear. Instead, it’s U-shaped, with both low and high HDL cholesterol levels being associated with significantly increased mortality risk, Dr. Dennis T. Ko reported at the American Heart Association scientific sessions.

This is the latest in a string of bad news regarding the former “good cholesterol.” Large, multicenter, randomized trials of niacin and cholesterol ester transfer protein (CETP) inhibitors aimed at boosting HDL cholesterol levels in patients with low HDL cholesterol as a means of reducing cardiovascular risk succeeded in raising HDL cholesterol, but with no impact on major cardiovascular endpoints, noted Dr. Ko of the Institute for Clinical Evaluative Sciences and the University of Toronto.

He presented a population-based study of 631,762 Ontario residents who were free of prior cardiovascular disease and at least 40 years old in 2008. This study group, known as the CANHEART cohort, was formed by combining 17 large regional databases. The advantage of working with such a large study population is that it provides new and statistically powerful insights into the impact of the full range of HDL cholesterol values, not just in terms of cardiovascular events but the full spectrum of disease, Dr. Ko explained. Up until now, the conventional knowledge about HDL cholesterol has been based largely upon relatively small observational studies, such as the Framingham Heart Study; most of those studies didn’t look at noncardiovascular events.

During a mean 4.9 years of follow-up of the CANHEART cohort, 9,339 deaths occurred in men and 8,613 in women. In an analysis adjusted for age, non–HDL cholesterol levels, cardiac risk factors, sex, comorbid conditions, and income, HDL cholesterol levels below the reference range of 41-50 mg/dL in women and 51-60 mg/dL in men were associated with increased risks of mortality from all three causes: cardiovascular, cancer, and other. The lower the HDL cholesterol level, the greater the risks.

As HDL cholesterol groupings moved decile by decile above the reference ranges there was no protective effect seen against cardiovascular or noncardiovascular deaths. Instead, the risk of death due to causes other than heart disease or cancer took a turn upward as HDL cholesterol levels approached the outer end of the bell curve, achieving significance in men with an HDL cholesterol of 71-80 mg/dL and peaking in those with a level greater than 90 mg/dL. In women, the U-shaped curve was shallower, with an increased mortality risk – again, as in men, restricted to causes other than cancer or heart disease – becoming statistically significant only in women with an HDL cholesterol level greater than 90 mg/dL, Dr. Ko continued.

It’s worth noting that men with an HDL cholesterol level of 81 mg/dL or above also showed a trend for increased risks of both cardiovascular and cancer deaths, although this didn’t reach statistical significance.

Patients at the low end of the HDL cholesterol spectrum had an increased prevalence of unhealthy lifestyle, COPD and other comorbid conditions, cardiac risk factors, and low income. In contrast, those with high HDL cholesterol levels were more likely to have a body mass index below 25 kg/m2, engage in 30 minutes or more of brisk walking or other moderate exercise daily, and consume five or more servings of fruits and vegetables daily. So they were, overall, healthier. On the other hand, they were also more likely to be heavy alcohol users as defined by consuming five or more drinks per occasion at least once monthly during the year prior to study enrollment. Alcohol, like physical exercise, is known to boost HDL cholesterol levels.

These CANHEART data and other evidence warrant a reappraisal of HDL cholesterol as a cardiovascular risk/protective factor, according to Dr. Ko.

“HDL is unlikely to represent a cardiovascular-specific risk factor, given similarities in its association with noncardiovascular outcomes,” he observed.

Discussant Jacques Genest concurred.

“Maybe HDL cholesterol mass is the wrong biomarker for HDL function,” opined Dr. Genest, professor of medicine at McGill University in Montreal.

He noted that a causal relationship between HDL cholesterol and cardiovascular risk has been cast into doubt not only by the negative randomized trials of niacin and the CETP inhibitors and the U-shaped mortality curve described by Dr. Ko, but also by randomized Mendelian genetic studies suggesting that genes causing HDL deficiency aren’t linked to increased cardiovascular risk.

 

 

It’s likely true that what’s important is not HDL cholesterol levels as measured in conventional lipid panels, but rather HDL function. HDL particles have many beneficial effects: antioxidative, anti-inflammatory, vasodilatory, antiapoptotic, and antithrombotic. A better biomarker – one that reflects these functional benefits – may be cholesterol efflux capacity, as was shown in a recent study by investigators in the Dallas Heart Study (N Engl J Med. 2014; Dec 18;371[25]:2383-93), according to Dr. Genest.

Dr. Christie Ballantyne

Session cochair Dr. Christie Ballantyne was particularly interested in the 2.8% of CANHEART participants with an HDL cholesterol level greater than 90 mg/dL and their associated increased mortality from causes other than cancer and cardiovascular disease.

“I’ve seen similar data once before, in a Russian cohort. Cold weather and alcohol – I wonder if that’s a factor here. The alcohol exposure we saw in the Russian cohort with the 90 HDL levels was really rather striking. And it wasn’t cardiovascular or cancer mortality that they faced, it was other mortality. So I wonder if it’s not an alcohol-related thing, especially in places where you have long, cold winters,” commented Dr. Ballantyne, professor of medicine and of molecular and human genetics at Baylor College of Medicine and director of the Center for Cardiovascular Disease Prevention at the Methodist Debakey Heart Center in Houston.

Dr. Genest was skeptical.

“I think clinicians would argue that seeing an HDL of 90 would be very unusual in a male even if he drinks like an American at a football game,” the Canadian quipped. “ It’s probable that a genetic predisposition plus heavy alcohol is involved.”

Dr. Ko said he and his coinvestigators are scrutinizing the “other deaths” in the very-high HDL cholesterol subgroup, looking for an increase in deaths due to liver cirrhosis, trauma, and other obvious alcohol-related causes. “We haven’t really found a specific pattern,” according to the physician.

Dr. Ballantyne was undeterred. “It may end up being that the person who drinks heavily has some general health issues where trouble occurs because of alcohol in combination with medications rather than a specifically alcohol-related death,” he advised.

The CANHEART study is sponsored by the Canadian Institutes of Health Research. Dr. Ko reported having no financial conflicts of interest.

[email protected]

ORLANDO – For years, HDL cholesterol was known as “the good cholesterol.” A low level was associated with increased cardiovascular risk. More HDL cholesterol was thought to be cardioprotective, perhaps even capable of offsetting at least some of the risk conferred by a high LDL cholesterol level.

But it turns out that when it comes to HDL cholesterol, more isn’t always better.

jancin
Dr. Dennis T. Ko

A new study utilizing the increasingly popular “big data” analytic approach indicates that the relationship between HDL cholesterol level and mortality isn’t linear. Instead, it’s U-shaped, with both low and high HDL cholesterol levels being associated with significantly increased mortality risk, Dr. Dennis T. Ko reported at the American Heart Association scientific sessions.

This is the latest in a string of bad news regarding the former “good cholesterol.” Large, multicenter, randomized trials of niacin and cholesterol ester transfer protein (CETP) inhibitors aimed at boosting HDL cholesterol levels in patients with low HDL cholesterol as a means of reducing cardiovascular risk succeeded in raising HDL cholesterol, but with no impact on major cardiovascular endpoints, noted Dr. Ko of the Institute for Clinical Evaluative Sciences and the University of Toronto.

He presented a population-based study of 631,762 Ontario residents who were free of prior cardiovascular disease and at least 40 years old in 2008. This study group, known as the CANHEART cohort, was formed by combining 17 large regional databases. The advantage of working with such a large study population is that it provides new and statistically powerful insights into the impact of the full range of HDL cholesterol values, not just in terms of cardiovascular events but the full spectrum of disease, Dr. Ko explained. Up until now, the conventional knowledge about HDL cholesterol has been based largely upon relatively small observational studies, such as the Framingham Heart Study; most of those studies didn’t look at noncardiovascular events.

During a mean 4.9 years of follow-up of the CANHEART cohort, 9,339 deaths occurred in men and 8,613 in women. In an analysis adjusted for age, non–HDL cholesterol levels, cardiac risk factors, sex, comorbid conditions, and income, HDL cholesterol levels below the reference range of 41-50 mg/dL in women and 51-60 mg/dL in men were associated with increased risks of mortality from all three causes: cardiovascular, cancer, and other. The lower the HDL cholesterol level, the greater the risks.

As HDL cholesterol groupings moved decile by decile above the reference ranges there was no protective effect seen against cardiovascular or noncardiovascular deaths. Instead, the risk of death due to causes other than heart disease or cancer took a turn upward as HDL cholesterol levels approached the outer end of the bell curve, achieving significance in men with an HDL cholesterol of 71-80 mg/dL and peaking in those with a level greater than 90 mg/dL. In women, the U-shaped curve was shallower, with an increased mortality risk – again, as in men, restricted to causes other than cancer or heart disease – becoming statistically significant only in women with an HDL cholesterol level greater than 90 mg/dL, Dr. Ko continued.

It’s worth noting that men with an HDL cholesterol level of 81 mg/dL or above also showed a trend for increased risks of both cardiovascular and cancer deaths, although this didn’t reach statistical significance.

Patients at the low end of the HDL cholesterol spectrum had an increased prevalence of unhealthy lifestyle, COPD and other comorbid conditions, cardiac risk factors, and low income. In contrast, those with high HDL cholesterol levels were more likely to have a body mass index below 25 kg/m2, engage in 30 minutes or more of brisk walking or other moderate exercise daily, and consume five or more servings of fruits and vegetables daily. So they were, overall, healthier. On the other hand, they were also more likely to be heavy alcohol users as defined by consuming five or more drinks per occasion at least once monthly during the year prior to study enrollment. Alcohol, like physical exercise, is known to boost HDL cholesterol levels.

These CANHEART data and other evidence warrant a reappraisal of HDL cholesterol as a cardiovascular risk/protective factor, according to Dr. Ko.

“HDL is unlikely to represent a cardiovascular-specific risk factor, given similarities in its association with noncardiovascular outcomes,” he observed.

Discussant Jacques Genest concurred.

“Maybe HDL cholesterol mass is the wrong biomarker for HDL function,” opined Dr. Genest, professor of medicine at McGill University in Montreal.

He noted that a causal relationship between HDL cholesterol and cardiovascular risk has been cast into doubt not only by the negative randomized trials of niacin and the CETP inhibitors and the U-shaped mortality curve described by Dr. Ko, but also by randomized Mendelian genetic studies suggesting that genes causing HDL deficiency aren’t linked to increased cardiovascular risk.

 

 

It’s likely true that what’s important is not HDL cholesterol levels as measured in conventional lipid panels, but rather HDL function. HDL particles have many beneficial effects: antioxidative, anti-inflammatory, vasodilatory, antiapoptotic, and antithrombotic. A better biomarker – one that reflects these functional benefits – may be cholesterol efflux capacity, as was shown in a recent study by investigators in the Dallas Heart Study (N Engl J Med. 2014; Dec 18;371[25]:2383-93), according to Dr. Genest.

Dr. Christie Ballantyne

Session cochair Dr. Christie Ballantyne was particularly interested in the 2.8% of CANHEART participants with an HDL cholesterol level greater than 90 mg/dL and their associated increased mortality from causes other than cancer and cardiovascular disease.

“I’ve seen similar data once before, in a Russian cohort. Cold weather and alcohol – I wonder if that’s a factor here. The alcohol exposure we saw in the Russian cohort with the 90 HDL levels was really rather striking. And it wasn’t cardiovascular or cancer mortality that they faced, it was other mortality. So I wonder if it’s not an alcohol-related thing, especially in places where you have long, cold winters,” commented Dr. Ballantyne, professor of medicine and of molecular and human genetics at Baylor College of Medicine and director of the Center for Cardiovascular Disease Prevention at the Methodist Debakey Heart Center in Houston.

Dr. Genest was skeptical.

“I think clinicians would argue that seeing an HDL of 90 would be very unusual in a male even if he drinks like an American at a football game,” the Canadian quipped. “ It’s probable that a genetic predisposition plus heavy alcohol is involved.”

Dr. Ko said he and his coinvestigators are scrutinizing the “other deaths” in the very-high HDL cholesterol subgroup, looking for an increase in deaths due to liver cirrhosis, trauma, and other obvious alcohol-related causes. “We haven’t really found a specific pattern,” according to the physician.

Dr. Ballantyne was undeterred. “It may end up being that the person who drinks heavily has some general health issues where trouble occurs because of alcohol in combination with medications rather than a specifically alcohol-related death,” he advised.

The CANHEART study is sponsored by the Canadian Institutes of Health Research. Dr. Ko reported having no financial conflicts of interest.

[email protected]

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Key clinical point: Doubt has emerged about the validity of HDL cholesterol as a straightforward cardiovascular risk factor.

Major finding: The relationship between HDL cholesterol and mortality isn’t linear, it’s U-shaped, with increased risk seen at both low and high levels.

Data source: This registry study included 631,762 Ontario adults free of cardiovascular disease at baseline and followed for a mean of 4.9 years.

Disclosures: The study is sponsored by the Canadian Institutes of Health Research. The presenter reported having no financial conflicts of interest.

AHA: Physician awareness of women’s heart risk due for upgrade

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AHA: Physician awareness of women’s heart risk due for upgrade

ORLANDO – Heart disease in women is not a top-level concern for most primary care physicians or cardiologists, according to a national survey.

Less than two in five (39%) of the surveyed primary care physicians rated heart disease as their top concern in female patients. It ranked third, behind overweight/obesity followed by breast health, even though cardiovascular disease is the No. 1 cause of death for women in the United States, Dr. Holly S. Andersen reported at the American Heart Association scientific sessions.

Dr. Holly S. Andersen

“Cardiovascular disease is the leading health care threat for women, yet public awareness and physician action have stalled, particularly in younger women and among ethnic minorities. Women are less likely to receive evidence-based preventive, diagnostic, and therapeutic strategies for cardiovascular disease,” declared Dr. Andersen, a cardiologist at New York-Presbyterian Hospital.

She presented the results of a survey of 200 primary care physicians and 100 cardiologists, all in practice for 3 or more years. The survey of a nationally representative sample was commissioned by the Women’s Heart Alliance, for which Dr. Andersen serves as scientific adviser.

Primary care physicians’ emphasis on reducing overweight/obesity as a top priority in female patients is actually counterproductive from a cardiovascular risk perspective, Dr. Andersen said. Since sustained weight loss is often a losing battle, she explained, many women who’ve failed to reduce their body weight in response to their physicians’ encouragement simply put off further office visits, and so their other cardiovascular risk factors go unaddressed.

The survey results demonstrate that awareness about heart disease in women is low among both primary care physicians and cardiologists, she observed. Among the key survey findings:

• Under a quarter (22%) of primary care physicians and 42% of cardiologists feel “extremely well prepared” to assess heart disease risk in female patients, while another 42% of primary care physicians and 40% of cardiologists consider themselves “very well prepared.”

• Less than half (44%) of primary care physicians and 53% of cardiologists use the atherosclerotic cardiovascular disease (ASCVD) risk assessment calculator introduced in the latest cholesterol management guidelines from the American College of Cardiology and the American Heart Association (Circulation. 2013 November. doi: 10.1161/01.cir.0000437738.63853.7a). Moreover, 31% of primary care physicians and 15% of cardiologists said they’ve never used it. The tool is used to calculate a patient’s estimated 10-year and lifetime risks of ASCVD. Experts consider it a cornerstone of the current guidelines.

• Less than half (49%) of primary care physicians and 59% of cardiologists say they feel their medical school training prepared them to assess female patients’ risk of heart disease.

The survey was done in conjunction with a campaign by the Women’s Heart Alliance to increase physician awareness of women’s cardiovascular risk and to prepare to take action to improve it. The upcoming campaign will promote efforts to educate women about the importance of going to their physicians to find out their personal risk levels.

Most (87%) of the surveyed primary care physicians and 82% of the cardiologists were favorably disposed to the campaign and the notion of physician education programs to address practice gaps in women’s heart risk assessment.

“What’s different about this new effort is that it will give women a single, meaningful action they can take: a routine heart check with a health care professional,” Dr. Andersen said. A key part of this heart check will include use of the ASCVD risk assessment calculator.

“By uniting with health care professionals to encourage women to not only know their numbers but understand what they mean for their heart health, the effort will help women personalize their risk so they can take the steps they need to keep their hearts healthy,” she continued.

The portion of the campaign aimed at exhorting women to visit physicians for a discussion of personal cardiovascular risk will employ as a catchphrase “#getHeartChecked.”

Support for the physician survey was provided by the National Institutes of Health, Cedars-Sinai Medical Center in Los Angeles, and several foundations. Dr. Andersen reported having no financial conflicts of interest.

[email protected]

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ORLANDO – Heart disease in women is not a top-level concern for most primary care physicians or cardiologists, according to a national survey.

Less than two in five (39%) of the surveyed primary care physicians rated heart disease as their top concern in female patients. It ranked third, behind overweight/obesity followed by breast health, even though cardiovascular disease is the No. 1 cause of death for women in the United States, Dr. Holly S. Andersen reported at the American Heart Association scientific sessions.

Dr. Holly S. Andersen

“Cardiovascular disease is the leading health care threat for women, yet public awareness and physician action have stalled, particularly in younger women and among ethnic minorities. Women are less likely to receive evidence-based preventive, diagnostic, and therapeutic strategies for cardiovascular disease,” declared Dr. Andersen, a cardiologist at New York-Presbyterian Hospital.

She presented the results of a survey of 200 primary care physicians and 100 cardiologists, all in practice for 3 or more years. The survey of a nationally representative sample was commissioned by the Women’s Heart Alliance, for which Dr. Andersen serves as scientific adviser.

Primary care physicians’ emphasis on reducing overweight/obesity as a top priority in female patients is actually counterproductive from a cardiovascular risk perspective, Dr. Andersen said. Since sustained weight loss is often a losing battle, she explained, many women who’ve failed to reduce their body weight in response to their physicians’ encouragement simply put off further office visits, and so their other cardiovascular risk factors go unaddressed.

The survey results demonstrate that awareness about heart disease in women is low among both primary care physicians and cardiologists, she observed. Among the key survey findings:

• Under a quarter (22%) of primary care physicians and 42% of cardiologists feel “extremely well prepared” to assess heart disease risk in female patients, while another 42% of primary care physicians and 40% of cardiologists consider themselves “very well prepared.”

• Less than half (44%) of primary care physicians and 53% of cardiologists use the atherosclerotic cardiovascular disease (ASCVD) risk assessment calculator introduced in the latest cholesterol management guidelines from the American College of Cardiology and the American Heart Association (Circulation. 2013 November. doi: 10.1161/01.cir.0000437738.63853.7a). Moreover, 31% of primary care physicians and 15% of cardiologists said they’ve never used it. The tool is used to calculate a patient’s estimated 10-year and lifetime risks of ASCVD. Experts consider it a cornerstone of the current guidelines.

• Less than half (49%) of primary care physicians and 59% of cardiologists say they feel their medical school training prepared them to assess female patients’ risk of heart disease.

The survey was done in conjunction with a campaign by the Women’s Heart Alliance to increase physician awareness of women’s cardiovascular risk and to prepare to take action to improve it. The upcoming campaign will promote efforts to educate women about the importance of going to their physicians to find out their personal risk levels.

Most (87%) of the surveyed primary care physicians and 82% of the cardiologists were favorably disposed to the campaign and the notion of physician education programs to address practice gaps in women’s heart risk assessment.

“What’s different about this new effort is that it will give women a single, meaningful action they can take: a routine heart check with a health care professional,” Dr. Andersen said. A key part of this heart check will include use of the ASCVD risk assessment calculator.

“By uniting with health care professionals to encourage women to not only know their numbers but understand what they mean for their heart health, the effort will help women personalize their risk so they can take the steps they need to keep their hearts healthy,” she continued.

The portion of the campaign aimed at exhorting women to visit physicians for a discussion of personal cardiovascular risk will employ as a catchphrase “#getHeartChecked.”

Support for the physician survey was provided by the National Institutes of Health, Cedars-Sinai Medical Center in Los Angeles, and several foundations. Dr. Andersen reported having no financial conflicts of interest.

[email protected]

ORLANDO – Heart disease in women is not a top-level concern for most primary care physicians or cardiologists, according to a national survey.

Less than two in five (39%) of the surveyed primary care physicians rated heart disease as their top concern in female patients. It ranked third, behind overweight/obesity followed by breast health, even though cardiovascular disease is the No. 1 cause of death for women in the United States, Dr. Holly S. Andersen reported at the American Heart Association scientific sessions.

Dr. Holly S. Andersen

“Cardiovascular disease is the leading health care threat for women, yet public awareness and physician action have stalled, particularly in younger women and among ethnic minorities. Women are less likely to receive evidence-based preventive, diagnostic, and therapeutic strategies for cardiovascular disease,” declared Dr. Andersen, a cardiologist at New York-Presbyterian Hospital.

She presented the results of a survey of 200 primary care physicians and 100 cardiologists, all in practice for 3 or more years. The survey of a nationally representative sample was commissioned by the Women’s Heart Alliance, for which Dr. Andersen serves as scientific adviser.

Primary care physicians’ emphasis on reducing overweight/obesity as a top priority in female patients is actually counterproductive from a cardiovascular risk perspective, Dr. Andersen said. Since sustained weight loss is often a losing battle, she explained, many women who’ve failed to reduce their body weight in response to their physicians’ encouragement simply put off further office visits, and so their other cardiovascular risk factors go unaddressed.

The survey results demonstrate that awareness about heart disease in women is low among both primary care physicians and cardiologists, she observed. Among the key survey findings:

• Under a quarter (22%) of primary care physicians and 42% of cardiologists feel “extremely well prepared” to assess heart disease risk in female patients, while another 42% of primary care physicians and 40% of cardiologists consider themselves “very well prepared.”

• Less than half (44%) of primary care physicians and 53% of cardiologists use the atherosclerotic cardiovascular disease (ASCVD) risk assessment calculator introduced in the latest cholesterol management guidelines from the American College of Cardiology and the American Heart Association (Circulation. 2013 November. doi: 10.1161/01.cir.0000437738.63853.7a). Moreover, 31% of primary care physicians and 15% of cardiologists said they’ve never used it. The tool is used to calculate a patient’s estimated 10-year and lifetime risks of ASCVD. Experts consider it a cornerstone of the current guidelines.

• Less than half (49%) of primary care physicians and 59% of cardiologists say they feel their medical school training prepared them to assess female patients’ risk of heart disease.

The survey was done in conjunction with a campaign by the Women’s Heart Alliance to increase physician awareness of women’s cardiovascular risk and to prepare to take action to improve it. The upcoming campaign will promote efforts to educate women about the importance of going to their physicians to find out their personal risk levels.

Most (87%) of the surveyed primary care physicians and 82% of the cardiologists were favorably disposed to the campaign and the notion of physician education programs to address practice gaps in women’s heart risk assessment.

“What’s different about this new effort is that it will give women a single, meaningful action they can take: a routine heart check with a health care professional,” Dr. Andersen said. A key part of this heart check will include use of the ASCVD risk assessment calculator.

“By uniting with health care professionals to encourage women to not only know their numbers but understand what they mean for their heart health, the effort will help women personalize their risk so they can take the steps they need to keep their hearts healthy,” she continued.

The portion of the campaign aimed at exhorting women to visit physicians for a discussion of personal cardiovascular risk will employ as a catchphrase “#getHeartChecked.”

Support for the physician survey was provided by the National Institutes of Health, Cedars-Sinai Medical Center in Los Angeles, and several foundations. Dr. Andersen reported having no financial conflicts of interest.

[email protected]

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Key clinical point: Systematic assessment of heart disease risk in women is underutilized by physicians and will be the focus of a national consumer/physician educational campaign.

Major finding: Forty-four percent of primary care physicians and 53% of cardiologists surveyed used the atherosclerotic cardiovascular disease risk assessment calculator introduced in the current ACC/AHA cholesterol management guidelines.

Data source: Survey of a nationally representative panel of 200 primary care physicians and 100 cardiologists.

Disclosures: The National Institutes of Health, Cedars-Sinai Medical Center in Los Angeles, and several foundations supported the survey. Dr. Anderson reported having no financial conflicts of interest.

AHA: DAPT score helps decide whether DAPT continues

Clever concept fills clinical need
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AHA: DAPT score helps decide whether DAPT continues

ORLANDO – The common challenge faced by clinicians in deciding whether or not to continue dual antiplatelet therapy beyond a year in a patient who underwent percutaneous coronary intervention has gotten easier.

Researchers have devised a simple, eight-element scoring system using information already available in a patient’s records to help determine whether an individual patient will be more likely to benefit from continuing or stopping dual antiplatelet therapy (DAPT).

Mitchel L. Zoler/Frontline Medical News
Dr. Robert W. Yeh

“The DAPT score may help clinicians decide who should and who should not be treated with extended DAPT,” Dr. Robert W. Yeh said at the American Heart Association Scientific Sessions.

“This is a step forward for an issue we deal with daily, balancing an individual patient’s risk from ischemia and bleeding,” commented Dr. Alice Jacobs, professor of medicine at Boston University and director of the cardiac catheterization laboratory and interventional cardiology at Boston Medical Center.

Dr. Yeh and his associates devised the DAPT score from the data collected in the DAPT study, which enrolled more than 25,000 patients and randomized about 10,000 to test whether patients fared better by stopping or continuing DAPT after completing their initial year of DAPT following percutaneous coronary intervention (PCI). The DAPT study results showed that after 18 additional months, continuing DAPT cut the rate of definite or probable stent thrombosis by 1 percentage point and the combined rate of death, MI, or stroke by 1.6 percentage points, both statistically significant differences, compared with patients randomized to treatment with aspirin plus placebo. The results also showed that continued DAPT increased GUSTO moderate or severe bleeding events by 1 percentage point, compared with the control patients (N Engl J Med. 2014 Dec 4;371[23]:2155-66).

Dr. Alice Jacobs

The researchers used data collected in the DAPT study to build risk models using patient- and procedure-specific variables that predicted the ischemic and bleeding outcomes, and then combined the two into a single model. That meant abandoning some variables that had significant impact on both outcomes.

The result was a scoring system that includes eight variables that result in a score that ranges from –2 to 9. The analysis showed that a score of 1 or less identified patients for whom the risk for bleeding outweighs their potential gain by avoiding an ischemic event by about 2.5-fold, and hence likely would fare better by stopping DAPT. A score of 2 or higher flagged patients who benefited about eightfold more from avoided ischemic events, compared with their risk for a moderate or severe bleed.

Patient scores showed a classic bell-shaped curve, with roughly a quarter of the DAPT study patients having a score of 1 and about a quarter with a score of 2, about 16% had a score of 0 and about 16% had a score of 3, and about 8% had a score of –1 or –2, while about 9% had a score of 4 or more.

The investigators validated the scoring system using data collected in the PROTECT trial, which included 8,791 patients who underwent PCI during 2007-2008. Dr. Yeh acknowledged that the discrimination strength of the models he and his associated developed was “modest,” but added that its efficacy was greater than what has been shown in validation cohorts for the commonly used CH2ADS2-VASc and HAS-BLED scoring systems.

Dr. Yeh stressed that using the DAPT score “cannot trump clinical judgment.” He suggested that a clinician use the score to help facilitate a conversation with a PCI patient when the time comes to decide whether or not to continue DAPT beyond 1 year.

Other factors that could influence the decision include the length of the stented coronary lesions or prior radiation exposure to the patient’s coronary arteries, said Dr. Laura Mauri, who led the DAPT study and collaborated on developing the DAPT score. “It requires judgment to decide [on whether to continue DAPT] for patients who are on the borderline” for risk and benefit. “This gives patients a way to better understand what they might gain or lose” by continuing treatment. Without the quantification that the DAPT score provides, the balance of risk and benefit “is somewhat nebulous,” said Dr. Mauri, an interventional cardiologist and director of the Center for Clinical Biometrics in the division of cardiovascular medicine at Brigham and Women’s Hospital in Boston.

Dr. Laura Mauri

The investigators who ran the DAPT study realized several years before the study finished that development of the DAPT score was a critical part of applying the findings from the study into clinical practice, she said in an interview.

 

 

Dr. Yeh cautioned that the score is only appropriate for patients who match those enrolled into the DAPT study: patients who went through their first year post PCI on DAPT without having any ischemic or bleeding complications. For these patients, “we feel the DAPT score is incredibly valuable,” said Dr. Yeh, an interventional cardiologist and director of the Center for Outcomes Research in Cardiology at Beth Israel Deaconess Medical Center in Boston. He and his associates are now using data from the DAPT study to model bleeding and ischemia risks during the first year following PCI to try to come up with risk models that can address DAPT use during this period.

Dr. Yeh and Dr. Mauri have placed a link to the electronic DAPT score calculator on the website for the DAPT study (www.daptstudy.org), and Dr. Yeh said that an app version will soon become available. Interventionalists in the programs that Dr. Yeh and Mauri are affiliated with have recently begun using the DAPT score calculator in their routine practice, Dr. Yeh said.

The DAPT study received funding from Abbott, Boston Scientific, Cordis, Medtronic, Bristol-Myers Squib-Sanofi, Eli Lilly, and Daiichi Sankyo. Derivation of the DAPT score was funded by the National Institutes of Health. Dr. Yeh has received honoraria from Abbott, Boston Scientific, and Merck. Dr. Jacobs had no disclosures. Dr. Mauri has been a consultant to Biotronik, Medtronic, and St. Jude and has received research funding from several companies.

[email protected]

On Twitter @mitchelzoler

References

Body

The DAPT score is a clever and innovative idea. It is a major step forward in helping clinicians decide which patients should continue dual antiplatelet therapy after safely completing a year on this therapy following percutaneous coronary intervention. The DAPT score was data driven and provides a tool to help personalize decision making with a simple, practical solution to a common clinical dilemma. It’s a welcome addition to our decision-making process.

The competing risks from bleeding events caused by continued dual antiplatelet therapy (DAPT) beyond 1 year and ischemic events caused by stopping DAPT creates difficulty in determining whether or not to continue or stop DAPT for an individual patient. The DAPT score helps make that decision.

Mitchel L. Zoler/Frontline Medical News

Dr. James de Lemos

The analysis performed by Dr. Yeh and his associates produced a clear and convincing result. The primary caveat is that it is only applicable to patients who entered the randomized phase of the DAPT study, specifically patients who underwent a full first year of DAPT treatment following PCI without an ischemic or major bleeding event. I would like to see replication of the score’s validation in an additional data set, although few data sets exist that are suitable for such replication. Although the discrimination produced by the DAPT score is moderate, it compares favorably with other widely used clinical decision scores such as the CHA2ADS2-VASc.

The added decision-making ability facilitated by this score revises my interpretation of the results from the DAPT study. When the results of the trial appeared in 2014, I considered the outcome null because of the problem it highlighted in balancing the competing risks of ischemic and bleeding events when deciding about continuing DAPT beyond 1 year. The DAPT score helps produce a much clearer risk versus benefit decision for a sizable subset of patients who undergo percutaneous coronary intervention.

Dr. James de Lemos is a professor of medicine at UT Southwestern Medical Center, Dallas, and chief of the cardiology service at Parkland Memorial Hospital in Dallas. He has received honoraria from Novo Nordisk and St. Jude and research funding from Roche Diagnostics and Abbott Diagnostics. He made these comments as the designated discussant for Dr. Yeh’s report.

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Body

The DAPT score is a clever and innovative idea. It is a major step forward in helping clinicians decide which patients should continue dual antiplatelet therapy after safely completing a year on this therapy following percutaneous coronary intervention. The DAPT score was data driven and provides a tool to help personalize decision making with a simple, practical solution to a common clinical dilemma. It’s a welcome addition to our decision-making process.

The competing risks from bleeding events caused by continued dual antiplatelet therapy (DAPT) beyond 1 year and ischemic events caused by stopping DAPT creates difficulty in determining whether or not to continue or stop DAPT for an individual patient. The DAPT score helps make that decision.

Mitchel L. Zoler/Frontline Medical News

Dr. James de Lemos

The analysis performed by Dr. Yeh and his associates produced a clear and convincing result. The primary caveat is that it is only applicable to patients who entered the randomized phase of the DAPT study, specifically patients who underwent a full first year of DAPT treatment following PCI without an ischemic or major bleeding event. I would like to see replication of the score’s validation in an additional data set, although few data sets exist that are suitable for such replication. Although the discrimination produced by the DAPT score is moderate, it compares favorably with other widely used clinical decision scores such as the CHA2ADS2-VASc.

The added decision-making ability facilitated by this score revises my interpretation of the results from the DAPT study. When the results of the trial appeared in 2014, I considered the outcome null because of the problem it highlighted in balancing the competing risks of ischemic and bleeding events when deciding about continuing DAPT beyond 1 year. The DAPT score helps produce a much clearer risk versus benefit decision for a sizable subset of patients who undergo percutaneous coronary intervention.

Dr. James de Lemos is a professor of medicine at UT Southwestern Medical Center, Dallas, and chief of the cardiology service at Parkland Memorial Hospital in Dallas. He has received honoraria from Novo Nordisk and St. Jude and research funding from Roche Diagnostics and Abbott Diagnostics. He made these comments as the designated discussant for Dr. Yeh’s report.

Body

The DAPT score is a clever and innovative idea. It is a major step forward in helping clinicians decide which patients should continue dual antiplatelet therapy after safely completing a year on this therapy following percutaneous coronary intervention. The DAPT score was data driven and provides a tool to help personalize decision making with a simple, practical solution to a common clinical dilemma. It’s a welcome addition to our decision-making process.

The competing risks from bleeding events caused by continued dual antiplatelet therapy (DAPT) beyond 1 year and ischemic events caused by stopping DAPT creates difficulty in determining whether or not to continue or stop DAPT for an individual patient. The DAPT score helps make that decision.

Mitchel L. Zoler/Frontline Medical News

Dr. James de Lemos

The analysis performed by Dr. Yeh and his associates produced a clear and convincing result. The primary caveat is that it is only applicable to patients who entered the randomized phase of the DAPT study, specifically patients who underwent a full first year of DAPT treatment following PCI without an ischemic or major bleeding event. I would like to see replication of the score’s validation in an additional data set, although few data sets exist that are suitable for such replication. Although the discrimination produced by the DAPT score is moderate, it compares favorably with other widely used clinical decision scores such as the CHA2ADS2-VASc.

The added decision-making ability facilitated by this score revises my interpretation of the results from the DAPT study. When the results of the trial appeared in 2014, I considered the outcome null because of the problem it highlighted in balancing the competing risks of ischemic and bleeding events when deciding about continuing DAPT beyond 1 year. The DAPT score helps produce a much clearer risk versus benefit decision for a sizable subset of patients who undergo percutaneous coronary intervention.

Dr. James de Lemos is a professor of medicine at UT Southwestern Medical Center, Dallas, and chief of the cardiology service at Parkland Memorial Hospital in Dallas. He has received honoraria from Novo Nordisk and St. Jude and research funding from Roche Diagnostics and Abbott Diagnostics. He made these comments as the designated discussant for Dr. Yeh’s report.

Title
Clever concept fills clinical need
Clever concept fills clinical need

ORLANDO – The common challenge faced by clinicians in deciding whether or not to continue dual antiplatelet therapy beyond a year in a patient who underwent percutaneous coronary intervention has gotten easier.

Researchers have devised a simple, eight-element scoring system using information already available in a patient’s records to help determine whether an individual patient will be more likely to benefit from continuing or stopping dual antiplatelet therapy (DAPT).

Mitchel L. Zoler/Frontline Medical News
Dr. Robert W. Yeh

“The DAPT score may help clinicians decide who should and who should not be treated with extended DAPT,” Dr. Robert W. Yeh said at the American Heart Association Scientific Sessions.

“This is a step forward for an issue we deal with daily, balancing an individual patient’s risk from ischemia and bleeding,” commented Dr. Alice Jacobs, professor of medicine at Boston University and director of the cardiac catheterization laboratory and interventional cardiology at Boston Medical Center.

Dr. Yeh and his associates devised the DAPT score from the data collected in the DAPT study, which enrolled more than 25,000 patients and randomized about 10,000 to test whether patients fared better by stopping or continuing DAPT after completing their initial year of DAPT following percutaneous coronary intervention (PCI). The DAPT study results showed that after 18 additional months, continuing DAPT cut the rate of definite or probable stent thrombosis by 1 percentage point and the combined rate of death, MI, or stroke by 1.6 percentage points, both statistically significant differences, compared with patients randomized to treatment with aspirin plus placebo. The results also showed that continued DAPT increased GUSTO moderate or severe bleeding events by 1 percentage point, compared with the control patients (N Engl J Med. 2014 Dec 4;371[23]:2155-66).

Dr. Alice Jacobs

The researchers used data collected in the DAPT study to build risk models using patient- and procedure-specific variables that predicted the ischemic and bleeding outcomes, and then combined the two into a single model. That meant abandoning some variables that had significant impact on both outcomes.

The result was a scoring system that includes eight variables that result in a score that ranges from –2 to 9. The analysis showed that a score of 1 or less identified patients for whom the risk for bleeding outweighs their potential gain by avoiding an ischemic event by about 2.5-fold, and hence likely would fare better by stopping DAPT. A score of 2 or higher flagged patients who benefited about eightfold more from avoided ischemic events, compared with their risk for a moderate or severe bleed.

Patient scores showed a classic bell-shaped curve, with roughly a quarter of the DAPT study patients having a score of 1 and about a quarter with a score of 2, about 16% had a score of 0 and about 16% had a score of 3, and about 8% had a score of –1 or –2, while about 9% had a score of 4 or more.

The investigators validated the scoring system using data collected in the PROTECT trial, which included 8,791 patients who underwent PCI during 2007-2008. Dr. Yeh acknowledged that the discrimination strength of the models he and his associated developed was “modest,” but added that its efficacy was greater than what has been shown in validation cohorts for the commonly used CH2ADS2-VASc and HAS-BLED scoring systems.

Dr. Yeh stressed that using the DAPT score “cannot trump clinical judgment.” He suggested that a clinician use the score to help facilitate a conversation with a PCI patient when the time comes to decide whether or not to continue DAPT beyond 1 year.

Other factors that could influence the decision include the length of the stented coronary lesions or prior radiation exposure to the patient’s coronary arteries, said Dr. Laura Mauri, who led the DAPT study and collaborated on developing the DAPT score. “It requires judgment to decide [on whether to continue DAPT] for patients who are on the borderline” for risk and benefit. “This gives patients a way to better understand what they might gain or lose” by continuing treatment. Without the quantification that the DAPT score provides, the balance of risk and benefit “is somewhat nebulous,” said Dr. Mauri, an interventional cardiologist and director of the Center for Clinical Biometrics in the division of cardiovascular medicine at Brigham and Women’s Hospital in Boston.

Dr. Laura Mauri

The investigators who ran the DAPT study realized several years before the study finished that development of the DAPT score was a critical part of applying the findings from the study into clinical practice, she said in an interview.

 

 

Dr. Yeh cautioned that the score is only appropriate for patients who match those enrolled into the DAPT study: patients who went through their first year post PCI on DAPT without having any ischemic or bleeding complications. For these patients, “we feel the DAPT score is incredibly valuable,” said Dr. Yeh, an interventional cardiologist and director of the Center for Outcomes Research in Cardiology at Beth Israel Deaconess Medical Center in Boston. He and his associates are now using data from the DAPT study to model bleeding and ischemia risks during the first year following PCI to try to come up with risk models that can address DAPT use during this period.

Dr. Yeh and Dr. Mauri have placed a link to the electronic DAPT score calculator on the website for the DAPT study (www.daptstudy.org), and Dr. Yeh said that an app version will soon become available. Interventionalists in the programs that Dr. Yeh and Mauri are affiliated with have recently begun using the DAPT score calculator in their routine practice, Dr. Yeh said.

The DAPT study received funding from Abbott, Boston Scientific, Cordis, Medtronic, Bristol-Myers Squib-Sanofi, Eli Lilly, and Daiichi Sankyo. Derivation of the DAPT score was funded by the National Institutes of Health. Dr. Yeh has received honoraria from Abbott, Boston Scientific, and Merck. Dr. Jacobs had no disclosures. Dr. Mauri has been a consultant to Biotronik, Medtronic, and St. Jude and has received research funding from several companies.

[email protected]

On Twitter @mitchelzoler

ORLANDO – The common challenge faced by clinicians in deciding whether or not to continue dual antiplatelet therapy beyond a year in a patient who underwent percutaneous coronary intervention has gotten easier.

Researchers have devised a simple, eight-element scoring system using information already available in a patient’s records to help determine whether an individual patient will be more likely to benefit from continuing or stopping dual antiplatelet therapy (DAPT).

Mitchel L. Zoler/Frontline Medical News
Dr. Robert W. Yeh

“The DAPT score may help clinicians decide who should and who should not be treated with extended DAPT,” Dr. Robert W. Yeh said at the American Heart Association Scientific Sessions.

“This is a step forward for an issue we deal with daily, balancing an individual patient’s risk from ischemia and bleeding,” commented Dr. Alice Jacobs, professor of medicine at Boston University and director of the cardiac catheterization laboratory and interventional cardiology at Boston Medical Center.

Dr. Yeh and his associates devised the DAPT score from the data collected in the DAPT study, which enrolled more than 25,000 patients and randomized about 10,000 to test whether patients fared better by stopping or continuing DAPT after completing their initial year of DAPT following percutaneous coronary intervention (PCI). The DAPT study results showed that after 18 additional months, continuing DAPT cut the rate of definite or probable stent thrombosis by 1 percentage point and the combined rate of death, MI, or stroke by 1.6 percentage points, both statistically significant differences, compared with patients randomized to treatment with aspirin plus placebo. The results also showed that continued DAPT increased GUSTO moderate or severe bleeding events by 1 percentage point, compared with the control patients (N Engl J Med. 2014 Dec 4;371[23]:2155-66).

Dr. Alice Jacobs

The researchers used data collected in the DAPT study to build risk models using patient- and procedure-specific variables that predicted the ischemic and bleeding outcomes, and then combined the two into a single model. That meant abandoning some variables that had significant impact on both outcomes.

The result was a scoring system that includes eight variables that result in a score that ranges from –2 to 9. The analysis showed that a score of 1 or less identified patients for whom the risk for bleeding outweighs their potential gain by avoiding an ischemic event by about 2.5-fold, and hence likely would fare better by stopping DAPT. A score of 2 or higher flagged patients who benefited about eightfold more from avoided ischemic events, compared with their risk for a moderate or severe bleed.

Patient scores showed a classic bell-shaped curve, with roughly a quarter of the DAPT study patients having a score of 1 and about a quarter with a score of 2, about 16% had a score of 0 and about 16% had a score of 3, and about 8% had a score of –1 or –2, while about 9% had a score of 4 or more.

The investigators validated the scoring system using data collected in the PROTECT trial, which included 8,791 patients who underwent PCI during 2007-2008. Dr. Yeh acknowledged that the discrimination strength of the models he and his associated developed was “modest,” but added that its efficacy was greater than what has been shown in validation cohorts for the commonly used CH2ADS2-VASc and HAS-BLED scoring systems.

Dr. Yeh stressed that using the DAPT score “cannot trump clinical judgment.” He suggested that a clinician use the score to help facilitate a conversation with a PCI patient when the time comes to decide whether or not to continue DAPT beyond 1 year.

Other factors that could influence the decision include the length of the stented coronary lesions or prior radiation exposure to the patient’s coronary arteries, said Dr. Laura Mauri, who led the DAPT study and collaborated on developing the DAPT score. “It requires judgment to decide [on whether to continue DAPT] for patients who are on the borderline” for risk and benefit. “This gives patients a way to better understand what they might gain or lose” by continuing treatment. Without the quantification that the DAPT score provides, the balance of risk and benefit “is somewhat nebulous,” said Dr. Mauri, an interventional cardiologist and director of the Center for Clinical Biometrics in the division of cardiovascular medicine at Brigham and Women’s Hospital in Boston.

Dr. Laura Mauri

The investigators who ran the DAPT study realized several years before the study finished that development of the DAPT score was a critical part of applying the findings from the study into clinical practice, she said in an interview.

 

 

Dr. Yeh cautioned that the score is only appropriate for patients who match those enrolled into the DAPT study: patients who went through their first year post PCI on DAPT without having any ischemic or bleeding complications. For these patients, “we feel the DAPT score is incredibly valuable,” said Dr. Yeh, an interventional cardiologist and director of the Center for Outcomes Research in Cardiology at Beth Israel Deaconess Medical Center in Boston. He and his associates are now using data from the DAPT study to model bleeding and ischemia risks during the first year following PCI to try to come up with risk models that can address DAPT use during this period.

Dr. Yeh and Dr. Mauri have placed a link to the electronic DAPT score calculator on the website for the DAPT study (www.daptstudy.org), and Dr. Yeh said that an app version will soon become available. Interventionalists in the programs that Dr. Yeh and Mauri are affiliated with have recently begun using the DAPT score calculator in their routine practice, Dr. Yeh said.

The DAPT study received funding from Abbott, Boston Scientific, Cordis, Medtronic, Bristol-Myers Squib-Sanofi, Eli Lilly, and Daiichi Sankyo. Derivation of the DAPT score was funded by the National Institutes of Health. Dr. Yeh has received honoraria from Abbott, Boston Scientific, and Merck. Dr. Jacobs had no disclosures. Dr. Mauri has been a consultant to Biotronik, Medtronic, and St. Jude and has received research funding from several companies.

[email protected]

On Twitter @mitchelzoler

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Key clinical point: A year after percutaneous coronary intervention, the DAPT score helps clinicians decide whether to continue dual antiplatelet therapy.

Major finding: DAPT scores of 1 or less were linked with a 2.5-fold higher risk of bleeding than ischemic events prevented by continued DAPT; scores of 2 or more were linked with an eightfold increased rate of ischemic events prevented, compared with bleeding events triggered.

Data source: The DAPT study, a multicenter, international, randomized trial that enrolled 25,682 patients.

Disclosures: The DAPT study received funding from Abbott, Boston Scientific, Cordis, Medtronic, Bristol-Myers Squibb-Sanofi, Eli Lilly, and Daiichi Sankyo. Derivation of the DAPT score was funded by the National Institutes of Health. Dr. Yeh has received honoraria from Abbott, Boston Scientific, and Merck.

ACC/AHA guidelines upgrade multivessel PCI, downgrade thrombectomy

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ACC/AHA guidelines upgrade multivessel PCI, downgrade thrombectomy

ORLANDO – Two guideline panels jointly upgraded percutaneous coronary interventions in noninfarct coronary arteries in patients with a recent MI, and downgraded manual aspiration thrombectomy in acute MI patients.

The panels, organized by the American College of Cardiology and the American Heart Association, cover, respectively, percutaneous coronary intervention (PCI) and ST-elevation MI (STEMI).

The revised guidance on percutaneous coronary intervention for multivessel coronary disease affects roughly half the patients with an acute ST-elevation MI, those who have significant stenoses in noninfarct coronaries. The 2011 guidelines from the PCI panel (J Am Coll Cardiol. 2011 Dec;58[24]:e44-122) and the 2013 guidelines from the STEMI committee (J Am Coll Cardiol. 2013 Jan;61[4]:e78-140) only endorsed revascularization of stenotic, noninfarct arteries in patients with cardiogenic shock or severe heart failure. Multivessel PCI for patients without hemodynamic compromise at the time of primary PCI was deemed a class III indication, “thought to confer harm,” based on the results of several observational studies, Dr. Patrick T. O’Gara said at the American Heart Association scientific sessions.

Mitchel L. Zoler/Frontline Medical News
Dr. Patrick T. O'Gara

After the 2013 STEMI guidelines came out, results from four studies showed either benefit or no harm from multivessel PCI in patients with appropriate anatomy performed either at the time of primary PCI or as a scheduled, staged procedure soon after primary PCI, said Dr. O’Gara, professor and director of clinical cardiology at Brigham and Women’s Hospital in Boston. Three of the four studies, PRAMI (N Engl J Med. 2013 Sept 19;369[12]:1115-23), CvLPRIT (J Am Coll Cardiol. 2015 March;65[10]:963-72), and DANAMI-3–PRIMULTI (Lancet. 2015 Aug 15;386[9994]:665-71), are published, while results from the fourth, PRAGUE-13, came out in a meeting report this year but as of mid-November had not been published.

Based on these data the two committees reset PCI of noninfarct arteries as a class IIb recommendation that “could be considered” in selected STEMI patients with multivessel disease who are hemodynamically stable.

The guidelines further said that “insufficient data exist to inform a recommendation” about the optimal time for this multivessel PCI, which could be coincident with primary PCI or 2 days, 3 days, a week, or even later after initial PCI, said Dr. O’Gara. “The writing committees do not advocate for routine use of multivessel PCI; clinical judgment is obviously needed,” he cautioned.

The two committees also reassessed manual aspiration thrombectomy during primary PCI for STEMI, which until now has been a class IIa recommendation, “reasonable” for STEMI patients undergoing primary PCI. But based on the neutral results for thrombectomy in the recent findings from the two largest randomized trials of thrombectomy, TOTAL (N Engl J Med. 2015 April 9;372[15]:1389-98) and TASTE (N Engl J Med. 2013 Oct 24;369[17]:1587-97), as well as a recent, 17-trial meta-analysis, the revised guidelines rate routine aspiration thrombectomy as class III, with “no benefit” and “not useful,” and selective and bailout thrombectomy as a class IIb recommendation, with usefulness that is “not well established.”

Selective use of thrombectomy will require good judgment, noted Dr. O’Gara, who added “it will be important to see what effect, if any, these observations, this evidence, and this distillation of the recommendations from the writing committees have on a change in practice” – using thrombectomy to treat STEMI patients.

Dr. O’Gara chairs the STEMI writing panel of the American College of Cardiology and American Heart Association.

[email protected]

On Twitter @mitchelzoler

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ORLANDO – Two guideline panels jointly upgraded percutaneous coronary interventions in noninfarct coronary arteries in patients with a recent MI, and downgraded manual aspiration thrombectomy in acute MI patients.

The panels, organized by the American College of Cardiology and the American Heart Association, cover, respectively, percutaneous coronary intervention (PCI) and ST-elevation MI (STEMI).

The revised guidance on percutaneous coronary intervention for multivessel coronary disease affects roughly half the patients with an acute ST-elevation MI, those who have significant stenoses in noninfarct coronaries. The 2011 guidelines from the PCI panel (J Am Coll Cardiol. 2011 Dec;58[24]:e44-122) and the 2013 guidelines from the STEMI committee (J Am Coll Cardiol. 2013 Jan;61[4]:e78-140) only endorsed revascularization of stenotic, noninfarct arteries in patients with cardiogenic shock or severe heart failure. Multivessel PCI for patients without hemodynamic compromise at the time of primary PCI was deemed a class III indication, “thought to confer harm,” based on the results of several observational studies, Dr. Patrick T. O’Gara said at the American Heart Association scientific sessions.

Mitchel L. Zoler/Frontline Medical News
Dr. Patrick T. O'Gara

After the 2013 STEMI guidelines came out, results from four studies showed either benefit or no harm from multivessel PCI in patients with appropriate anatomy performed either at the time of primary PCI or as a scheduled, staged procedure soon after primary PCI, said Dr. O’Gara, professor and director of clinical cardiology at Brigham and Women’s Hospital in Boston. Three of the four studies, PRAMI (N Engl J Med. 2013 Sept 19;369[12]:1115-23), CvLPRIT (J Am Coll Cardiol. 2015 March;65[10]:963-72), and DANAMI-3–PRIMULTI (Lancet. 2015 Aug 15;386[9994]:665-71), are published, while results from the fourth, PRAGUE-13, came out in a meeting report this year but as of mid-November had not been published.

Based on these data the two committees reset PCI of noninfarct arteries as a class IIb recommendation that “could be considered” in selected STEMI patients with multivessel disease who are hemodynamically stable.

The guidelines further said that “insufficient data exist to inform a recommendation” about the optimal time for this multivessel PCI, which could be coincident with primary PCI or 2 days, 3 days, a week, or even later after initial PCI, said Dr. O’Gara. “The writing committees do not advocate for routine use of multivessel PCI; clinical judgment is obviously needed,” he cautioned.

The two committees also reassessed manual aspiration thrombectomy during primary PCI for STEMI, which until now has been a class IIa recommendation, “reasonable” for STEMI patients undergoing primary PCI. But based on the neutral results for thrombectomy in the recent findings from the two largest randomized trials of thrombectomy, TOTAL (N Engl J Med. 2015 April 9;372[15]:1389-98) and TASTE (N Engl J Med. 2013 Oct 24;369[17]:1587-97), as well as a recent, 17-trial meta-analysis, the revised guidelines rate routine aspiration thrombectomy as class III, with “no benefit” and “not useful,” and selective and bailout thrombectomy as a class IIb recommendation, with usefulness that is “not well established.”

Selective use of thrombectomy will require good judgment, noted Dr. O’Gara, who added “it will be important to see what effect, if any, these observations, this evidence, and this distillation of the recommendations from the writing committees have on a change in practice” – using thrombectomy to treat STEMI patients.

Dr. O’Gara chairs the STEMI writing panel of the American College of Cardiology and American Heart Association.

[email protected]

On Twitter @mitchelzoler

ORLANDO – Two guideline panels jointly upgraded percutaneous coronary interventions in noninfarct coronary arteries in patients with a recent MI, and downgraded manual aspiration thrombectomy in acute MI patients.

The panels, organized by the American College of Cardiology and the American Heart Association, cover, respectively, percutaneous coronary intervention (PCI) and ST-elevation MI (STEMI).

The revised guidance on percutaneous coronary intervention for multivessel coronary disease affects roughly half the patients with an acute ST-elevation MI, those who have significant stenoses in noninfarct coronaries. The 2011 guidelines from the PCI panel (J Am Coll Cardiol. 2011 Dec;58[24]:e44-122) and the 2013 guidelines from the STEMI committee (J Am Coll Cardiol. 2013 Jan;61[4]:e78-140) only endorsed revascularization of stenotic, noninfarct arteries in patients with cardiogenic shock or severe heart failure. Multivessel PCI for patients without hemodynamic compromise at the time of primary PCI was deemed a class III indication, “thought to confer harm,” based on the results of several observational studies, Dr. Patrick T. O’Gara said at the American Heart Association scientific sessions.

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Dr. Patrick T. O'Gara

After the 2013 STEMI guidelines came out, results from four studies showed either benefit or no harm from multivessel PCI in patients with appropriate anatomy performed either at the time of primary PCI or as a scheduled, staged procedure soon after primary PCI, said Dr. O’Gara, professor and director of clinical cardiology at Brigham and Women’s Hospital in Boston. Three of the four studies, PRAMI (N Engl J Med. 2013 Sept 19;369[12]:1115-23), CvLPRIT (J Am Coll Cardiol. 2015 March;65[10]:963-72), and DANAMI-3–PRIMULTI (Lancet. 2015 Aug 15;386[9994]:665-71), are published, while results from the fourth, PRAGUE-13, came out in a meeting report this year but as of mid-November had not been published.

Based on these data the two committees reset PCI of noninfarct arteries as a class IIb recommendation that “could be considered” in selected STEMI patients with multivessel disease who are hemodynamically stable.

The guidelines further said that “insufficient data exist to inform a recommendation” about the optimal time for this multivessel PCI, which could be coincident with primary PCI or 2 days, 3 days, a week, or even later after initial PCI, said Dr. O’Gara. “The writing committees do not advocate for routine use of multivessel PCI; clinical judgment is obviously needed,” he cautioned.

The two committees also reassessed manual aspiration thrombectomy during primary PCI for STEMI, which until now has been a class IIa recommendation, “reasonable” for STEMI patients undergoing primary PCI. But based on the neutral results for thrombectomy in the recent findings from the two largest randomized trials of thrombectomy, TOTAL (N Engl J Med. 2015 April 9;372[15]:1389-98) and TASTE (N Engl J Med. 2013 Oct 24;369[17]:1587-97), as well as a recent, 17-trial meta-analysis, the revised guidelines rate routine aspiration thrombectomy as class III, with “no benefit” and “not useful,” and selective and bailout thrombectomy as a class IIb recommendation, with usefulness that is “not well established.”

Selective use of thrombectomy will require good judgment, noted Dr. O’Gara, who added “it will be important to see what effect, if any, these observations, this evidence, and this distillation of the recommendations from the writing committees have on a change in practice” – using thrombectomy to treat STEMI patients.

Dr. O’Gara chairs the STEMI writing panel of the American College of Cardiology and American Heart Association.

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On Twitter @mitchelzoler

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AHA: It’s best to have a cardiac arrest in Midwest

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ORLANDO – Considerable regional variation exists across the United States in outcomes, including survival and hospital charges following out-of-hospital cardiac arrest, Dr. Aiham Albaeni reported at the American Heart Association scientific sessions.

He presented an analysis of 155,592 adults who survived at least until hospital admission following non–trauma-related out-of-hospital cardiac arrest (OHCA) during 2002-2012. The data came from the Agency for Healthcare Research and Quality’s Nationwide Inpatient Sample, the largest all-payer U.S. inpatient database.

Bruce Jancin/Frontline Medical News

Mortality was lowest among patients whose OHCA occurred in the Midwest. Indeed, taking the Northeast region as the reference point in a multivariate analysis, the adjusted mortality risk was 14% lower in the Midwest and 9% lower in the South. There was no difference in survival rates between the West and Northeast in this analysis adjusted for age, gender, race, primary diagnosis, income, Charlson Comorbidity Index, primary payer, and hospital size and teaching status, reported Dr. Albaeni of Johns Hopkins University, Baltimore.

Total hospital charges for patients admitted following OHCA were far and away highest in the West, and this increased expenditure didn’t pay off in terms of a survival advantage. The Consumer Price Index–adjusted mean total hospital charges averaged $85,592 per patient in the West, $66,290 in the Northeast, $55,257 in the Midwest, and $54,878 in the South.

Outliers in terms of cost of care – that is, patients admitted with OHCA whose total hospital charges exceeded $109,000 per admission – were 85% more common in the West than the other three regions, he noted.

Hospital length of stay greater than 8 days occurred most often in the Northeast. These lengthier stays were 10%-12% less common in the other regions.

The explanation for the marked regional differences observed in this study remains unknown.

“These findings call for more efforts to identify a high-quality model of excellence that standardizes health care delivery and improves quality of care in low-performing regions,” said Dr. Albaeni.

He reported having no financial conflicts of interest regarding his study.

[email protected]

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ORLANDO – Considerable regional variation exists across the United States in outcomes, including survival and hospital charges following out-of-hospital cardiac arrest, Dr. Aiham Albaeni reported at the American Heart Association scientific sessions.

He presented an analysis of 155,592 adults who survived at least until hospital admission following non–trauma-related out-of-hospital cardiac arrest (OHCA) during 2002-2012. The data came from the Agency for Healthcare Research and Quality’s Nationwide Inpatient Sample, the largest all-payer U.S. inpatient database.

Bruce Jancin/Frontline Medical News

Mortality was lowest among patients whose OHCA occurred in the Midwest. Indeed, taking the Northeast region as the reference point in a multivariate analysis, the adjusted mortality risk was 14% lower in the Midwest and 9% lower in the South. There was no difference in survival rates between the West and Northeast in this analysis adjusted for age, gender, race, primary diagnosis, income, Charlson Comorbidity Index, primary payer, and hospital size and teaching status, reported Dr. Albaeni of Johns Hopkins University, Baltimore.

Total hospital charges for patients admitted following OHCA were far and away highest in the West, and this increased expenditure didn’t pay off in terms of a survival advantage. The Consumer Price Index–adjusted mean total hospital charges averaged $85,592 per patient in the West, $66,290 in the Northeast, $55,257 in the Midwest, and $54,878 in the South.

Outliers in terms of cost of care – that is, patients admitted with OHCA whose total hospital charges exceeded $109,000 per admission – were 85% more common in the West than the other three regions, he noted.

Hospital length of stay greater than 8 days occurred most often in the Northeast. These lengthier stays were 10%-12% less common in the other regions.

The explanation for the marked regional differences observed in this study remains unknown.

“These findings call for more efforts to identify a high-quality model of excellence that standardizes health care delivery and improves quality of care in low-performing regions,” said Dr. Albaeni.

He reported having no financial conflicts of interest regarding his study.

[email protected]

ORLANDO – Considerable regional variation exists across the United States in outcomes, including survival and hospital charges following out-of-hospital cardiac arrest, Dr. Aiham Albaeni reported at the American Heart Association scientific sessions.

He presented an analysis of 155,592 adults who survived at least until hospital admission following non–trauma-related out-of-hospital cardiac arrest (OHCA) during 2002-2012. The data came from the Agency for Healthcare Research and Quality’s Nationwide Inpatient Sample, the largest all-payer U.S. inpatient database.

Bruce Jancin/Frontline Medical News

Mortality was lowest among patients whose OHCA occurred in the Midwest. Indeed, taking the Northeast region as the reference point in a multivariate analysis, the adjusted mortality risk was 14% lower in the Midwest and 9% lower in the South. There was no difference in survival rates between the West and Northeast in this analysis adjusted for age, gender, race, primary diagnosis, income, Charlson Comorbidity Index, primary payer, and hospital size and teaching status, reported Dr. Albaeni of Johns Hopkins University, Baltimore.

Total hospital charges for patients admitted following OHCA were far and away highest in the West, and this increased expenditure didn’t pay off in terms of a survival advantage. The Consumer Price Index–adjusted mean total hospital charges averaged $85,592 per patient in the West, $66,290 in the Northeast, $55,257 in the Midwest, and $54,878 in the South.

Outliers in terms of cost of care – that is, patients admitted with OHCA whose total hospital charges exceeded $109,000 per admission – were 85% more common in the West than the other three regions, he noted.

Hospital length of stay greater than 8 days occurred most often in the Northeast. These lengthier stays were 10%-12% less common in the other regions.

The explanation for the marked regional differences observed in this study remains unknown.

“These findings call for more efforts to identify a high-quality model of excellence that standardizes health care delivery and improves quality of care in low-performing regions,” said Dr. Albaeni.

He reported having no financial conflicts of interest regarding his study.

[email protected]

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Key clinical point: Substantial and as-yet unexplained regional differences in survival and total hospital charges following out-of-hospital cardiac arrest exist across the United States.

Major finding: Mortality among adults hospitalized after experiencing out-of-hospital cardiac arrest was 14% lower in the Midwest than in the Northeast.

Data source: A retrospective analysis of data from the Nationwide Inpatient Sample for 2002-2012 that included 155,592 adults with out-of-hospital cardiac arrest who survived to hospital admission.

Disclosures: The presenter reported having no financial conflicts of interest.

AHA: PCI renal complications keep climbing

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ORLANDO – Cases of contrast-induced nephropathy increased dramatically among Medicare patients undergoing percutaneous coronary intervention (PCI) during a recent 5-year period, despite the increased attention that has been drawn to the problem.

“These findings suggest that despite a longstanding focus on preventing CIN [contrast-induced nephropathy], the complication is increasing steadily and new efforts to reduce PCI-related CIN are warranted,” Dr. Phillip P. Brown said at the American Heart Association scientific sessions.

A fresh approach is a priority for Medicare, in part because new-onset renal failure requiring hemodialysis as a result of CIN increases health care costs substantially for the remainder of the patient’s life, noted Dr. Brown of Cardiac Data Solutions in Atlanta.

He presented a retrospective analysis of Medicare data files for 2009-2013. Among 1,552,960 Medicare beneficiaries who underwent PCI without valve surgery or coronary artery bypass graft surgery, 275,471 were admitted for nonelective PCI.

The rate of new hemodialysis as a complication of nonelective PCI increased by 24.8% annually during the study period, climbing to an incidence of 1.15% in 2013. Among patients admitted for elective PCI, the rate of new-onset renal failure requiring hemodialysis essentially doubled from 1% to 2% during the 5-year period.

The rate of new-onset acute renal failure as a complication of nonelective PCI increased by an average of 6.9% annually, reaching 7.67% in 2013. The increase in acute renal failure as a complication of elective PCI was even steeper: an average of 10.6% per year.

In addition to the rising rates of acute renal failure and need for dialysis as a complication of PCI, the proportion of patients who presented with prior dialysis or acute renal failure at admission for the procedure also rose year by year. In 2013, acute renal failure was present at admission in 6.12% of patients undergoing elective and 7.02% having nonelective PCI. Prior dialysis at admission was present in 2.61% and 0.94%, respectively.

Dr. Brown reported having no financial conflicts regarding this descriptive study.

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ORLANDO – Cases of contrast-induced nephropathy increased dramatically among Medicare patients undergoing percutaneous coronary intervention (PCI) during a recent 5-year period, despite the increased attention that has been drawn to the problem.

“These findings suggest that despite a longstanding focus on preventing CIN [contrast-induced nephropathy], the complication is increasing steadily and new efforts to reduce PCI-related CIN are warranted,” Dr. Phillip P. Brown said at the American Heart Association scientific sessions.

A fresh approach is a priority for Medicare, in part because new-onset renal failure requiring hemodialysis as a result of CIN increases health care costs substantially for the remainder of the patient’s life, noted Dr. Brown of Cardiac Data Solutions in Atlanta.

He presented a retrospective analysis of Medicare data files for 2009-2013. Among 1,552,960 Medicare beneficiaries who underwent PCI without valve surgery or coronary artery bypass graft surgery, 275,471 were admitted for nonelective PCI.

The rate of new hemodialysis as a complication of nonelective PCI increased by 24.8% annually during the study period, climbing to an incidence of 1.15% in 2013. Among patients admitted for elective PCI, the rate of new-onset renal failure requiring hemodialysis essentially doubled from 1% to 2% during the 5-year period.

The rate of new-onset acute renal failure as a complication of nonelective PCI increased by an average of 6.9% annually, reaching 7.67% in 2013. The increase in acute renal failure as a complication of elective PCI was even steeper: an average of 10.6% per year.

In addition to the rising rates of acute renal failure and need for dialysis as a complication of PCI, the proportion of patients who presented with prior dialysis or acute renal failure at admission for the procedure also rose year by year. In 2013, acute renal failure was present at admission in 6.12% of patients undergoing elective and 7.02% having nonelective PCI. Prior dialysis at admission was present in 2.61% and 0.94%, respectively.

Dr. Brown reported having no financial conflicts regarding this descriptive study.

[email protected]

ORLANDO – Cases of contrast-induced nephropathy increased dramatically among Medicare patients undergoing percutaneous coronary intervention (PCI) during a recent 5-year period, despite the increased attention that has been drawn to the problem.

“These findings suggest that despite a longstanding focus on preventing CIN [contrast-induced nephropathy], the complication is increasing steadily and new efforts to reduce PCI-related CIN are warranted,” Dr. Phillip P. Brown said at the American Heart Association scientific sessions.

A fresh approach is a priority for Medicare, in part because new-onset renal failure requiring hemodialysis as a result of CIN increases health care costs substantially for the remainder of the patient’s life, noted Dr. Brown of Cardiac Data Solutions in Atlanta.

He presented a retrospective analysis of Medicare data files for 2009-2013. Among 1,552,960 Medicare beneficiaries who underwent PCI without valve surgery or coronary artery bypass graft surgery, 275,471 were admitted for nonelective PCI.

The rate of new hemodialysis as a complication of nonelective PCI increased by 24.8% annually during the study period, climbing to an incidence of 1.15% in 2013. Among patients admitted for elective PCI, the rate of new-onset renal failure requiring hemodialysis essentially doubled from 1% to 2% during the 5-year period.

The rate of new-onset acute renal failure as a complication of nonelective PCI increased by an average of 6.9% annually, reaching 7.67% in 2013. The increase in acute renal failure as a complication of elective PCI was even steeper: an average of 10.6% per year.

In addition to the rising rates of acute renal failure and need for dialysis as a complication of PCI, the proportion of patients who presented with prior dialysis or acute renal failure at admission for the procedure also rose year by year. In 2013, acute renal failure was present at admission in 6.12% of patients undergoing elective and 7.02% having nonelective PCI. Prior dialysis at admission was present in 2.61% and 0.94%, respectively.

Dr. Brown reported having no financial conflicts regarding this descriptive study.

[email protected]

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Key clinical point: Renal complication rates in Medicare patients undergoing PCI continue to rise dramatically.

Major finding: The combined rate of acute renal failure and need for hemodialysis as a complication of elective PCI in Medicare patients climbed by 18% per year during a recent 5-year period and by nearly 32% annually in those undergoing nonelective PCI.

Data source: A retrospective study of 1.5 million Medicare beneficiaries who underwent elective or nonelective PCI during 2009-2013.

Disclosures: The presenter of this study reported having no financial conflicts.

VIDEO: SPRINT Results Rebut JNC 8’s Blood Pressure Targets

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ORLANDO – SPRINT’s hypertension-treatment results serve as a rebuttal to the systolic blood pressure target of less than 150 mm Hg for older patients set less than 2 years ago by the panel originally constituted as JNC 8, Dr. Prakash Deedwania said in an interview at the American Heart Association scientific sessions.

“We were all concerned” by the high target systolic blood pressure for patients aged 60 years or older set by the panel initially organized as JNC 8, said Dr. Deedwania, professor of medicine at the University of California, San Francisco, in Fresno. The SPRINT results, which showed incremental value for a systolic blood pressure target of less than 120 mm Hg for selected patients at risk for cardiovascular disease, will influence the new hypertension-treatment guidelines now in development by a panel formed by the American College of Cardiology and American Heart Association, he said.

While applauding SPRINT (Systolic Blood Pressure Intervention Trial) and its clear outcome, Dr. Deedwania cited several cautions to keep in mind when applying the results to practice. One of his concerns centered on driving diastolic pressure low with aggressive antihypertensive treatment, especially in elderly patients with underlying coronary artery disease who could have inadequate coronary perfusion if their diastolic pressure drops too low.

Another caution was the need to reconcile the SPRINT results with those from the ACCORD blood pressure trial results, which failed to show that a systolic blood pressure target of less than 120 mm Hg led to better outcomes than did a target of less than 140 mm Hg in patients with diabetes. Although SPRINT specifically excluded patients with diabetes, a helpful analysis that the SPRINT data should allow is assessment of outcomes in patients who were obese and had hyperlipidemia as well as hypertension, defining a subgroup of patients with metabolic syndrome that is considered a prediabetes state.

Dr. Deedwania also warned that so far researchers have not reported the SPRINT results in patients with preexisting renal dysfunction compared with patients with more normal kidney function. Patients with impaired renal function can be in jeopardy if their blood pressure gets too low, he noted.

Dr. Deedwania had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel
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ORLANDO – SPRINT’s hypertension-treatment results serve as a rebuttal to the systolic blood pressure target of less than 150 mm Hg for older patients set less than 2 years ago by the panel originally constituted as JNC 8, Dr. Prakash Deedwania said in an interview at the American Heart Association scientific sessions.

“We were all concerned” by the high target systolic blood pressure for patients aged 60 years or older set by the panel initially organized as JNC 8, said Dr. Deedwania, professor of medicine at the University of California, San Francisco, in Fresno. The SPRINT results, which showed incremental value for a systolic blood pressure target of less than 120 mm Hg for selected patients at risk for cardiovascular disease, will influence the new hypertension-treatment guidelines now in development by a panel formed by the American College of Cardiology and American Heart Association, he said.

While applauding SPRINT (Systolic Blood Pressure Intervention Trial) and its clear outcome, Dr. Deedwania cited several cautions to keep in mind when applying the results to practice. One of his concerns centered on driving diastolic pressure low with aggressive antihypertensive treatment, especially in elderly patients with underlying coronary artery disease who could have inadequate coronary perfusion if their diastolic pressure drops too low.

Another caution was the need to reconcile the SPRINT results with those from the ACCORD blood pressure trial results, which failed to show that a systolic blood pressure target of less than 120 mm Hg led to better outcomes than did a target of less than 140 mm Hg in patients with diabetes. Although SPRINT specifically excluded patients with diabetes, a helpful analysis that the SPRINT data should allow is assessment of outcomes in patients who were obese and had hyperlipidemia as well as hypertension, defining a subgroup of patients with metabolic syndrome that is considered a prediabetes state.

Dr. Deedwania also warned that so far researchers have not reported the SPRINT results in patients with preexisting renal dysfunction compared with patients with more normal kidney function. Patients with impaired renal function can be in jeopardy if their blood pressure gets too low, he noted.

Dr. Deedwania had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel

ORLANDO – SPRINT’s hypertension-treatment results serve as a rebuttal to the systolic blood pressure target of less than 150 mm Hg for older patients set less than 2 years ago by the panel originally constituted as JNC 8, Dr. Prakash Deedwania said in an interview at the American Heart Association scientific sessions.

“We were all concerned” by the high target systolic blood pressure for patients aged 60 years or older set by the panel initially organized as JNC 8, said Dr. Deedwania, professor of medicine at the University of California, San Francisco, in Fresno. The SPRINT results, which showed incremental value for a systolic blood pressure target of less than 120 mm Hg for selected patients at risk for cardiovascular disease, will influence the new hypertension-treatment guidelines now in development by a panel formed by the American College of Cardiology and American Heart Association, he said.

While applauding SPRINT (Systolic Blood Pressure Intervention Trial) and its clear outcome, Dr. Deedwania cited several cautions to keep in mind when applying the results to practice. One of his concerns centered on driving diastolic pressure low with aggressive antihypertensive treatment, especially in elderly patients with underlying coronary artery disease who could have inadequate coronary perfusion if their diastolic pressure drops too low.

Another caution was the need to reconcile the SPRINT results with those from the ACCORD blood pressure trial results, which failed to show that a systolic blood pressure target of less than 120 mm Hg led to better outcomes than did a target of less than 140 mm Hg in patients with diabetes. Although SPRINT specifically excluded patients with diabetes, a helpful analysis that the SPRINT data should allow is assessment of outcomes in patients who were obese and had hyperlipidemia as well as hypertension, defining a subgroup of patients with metabolic syndrome that is considered a prediabetes state.

Dr. Deedwania also warned that so far researchers have not reported the SPRINT results in patients with preexisting renal dysfunction compared with patients with more normal kidney function. Patients with impaired renal function can be in jeopardy if their blood pressure gets too low, he noted.

Dr. Deedwania had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel
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ORLANDO – SPRINT’s hypertension-treatment results serve as a rebuttal to the systolic blood pressure target of less than 150 mm Hg for older patients set less than 2 years ago by the panel originally constituted as JNC 8, Dr. Prakash Deedwania said in an interview at the American Heart Association scientific sessions.

“We were all concerned” by the high target systolic blood pressure for patients aged 60 years or older set by the panel initially organized as JNC 8, said Dr. Deedwania, professor of medicine at the University of California, San Francisco, in Fresno. The SPRINT results, which showed incremental value for a systolic blood pressure target of less than 120 mm Hg for selected patients at risk for cardiovascular disease, will influence the new hypertension-treatment guidelines now in development by a panel formed by the American College of Cardiology and American Heart Association, he said.

While applauding SPRINT (Systolic Blood Pressure Intervention Trial) and its clear outcome, Dr. Deedwania cited several cautions to keep in mind when applying the results to practice. One of his concerns centered on driving diastolic pressure low with aggressive antihypertensive treatment, especially in elderly patients with underlying coronary artery disease who could have inadequate coronary perfusion if their diastolic pressure drops too low.

Another caution was the need to reconcile the SPRINT results with those from the ACCORD blood pressure trial results, which failed to show that a systolic blood pressure target of less than 120 mm Hg led to better outcomes than did a target of less than 140 mm Hg in patients with diabetes. Although SPRINT specifically excluded patients with diabetes, a helpful analysis that the SPRINT data should allow is assessment of outcomes in patients who were obese and had hyperlipidemia as well as hypertension, defining a subgroup of patients with metabolic syndrome that is considered a prediabetes state.

Dr. Deedwania also warned that so far researchers have not reported the SPRINT results in patients with preexisting renal dysfunction compared with patients with more normal kidney function. Patients with impaired renal function can be in jeopardy if their blood pressure gets too low, he noted.

Dr. Deedwania had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel

[email protected]

On Twitter @mitchelzoler

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ORLANDO – SPRINT’s hypertension-treatment results serve as a rebuttal to the systolic blood pressure target of less than 150 mm Hg for older patients set less than 2 years ago by the panel originally constituted as JNC 8, Dr. Prakash Deedwania said in an interview at the American Heart Association scientific sessions.

“We were all concerned” by the high target systolic blood pressure for patients aged 60 years or older set by the panel initially organized as JNC 8, said Dr. Deedwania, professor of medicine at the University of California, San Francisco, in Fresno. The SPRINT results, which showed incremental value for a systolic blood pressure target of less than 120 mm Hg for selected patients at risk for cardiovascular disease, will influence the new hypertension-treatment guidelines now in development by a panel formed by the American College of Cardiology and American Heart Association, he said.

While applauding SPRINT (Systolic Blood Pressure Intervention Trial) and its clear outcome, Dr. Deedwania cited several cautions to keep in mind when applying the results to practice. One of his concerns centered on driving diastolic pressure low with aggressive antihypertensive treatment, especially in elderly patients with underlying coronary artery disease who could have inadequate coronary perfusion if their diastolic pressure drops too low.

Another caution was the need to reconcile the SPRINT results with those from the ACCORD blood pressure trial results, which failed to show that a systolic blood pressure target of less than 120 mm Hg led to better outcomes than did a target of less than 140 mm Hg in patients with diabetes. Although SPRINT specifically excluded patients with diabetes, a helpful analysis that the SPRINT data should allow is assessment of outcomes in patients who were obese and had hyperlipidemia as well as hypertension, defining a subgroup of patients with metabolic syndrome that is considered a prediabetes state.

Dr. Deedwania also warned that so far researchers have not reported the SPRINT results in patients with preexisting renal dysfunction compared with patients with more normal kidney function. Patients with impaired renal function can be in jeopardy if their blood pressure gets too low, he noted.

Dr. Deedwania had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel

[email protected]

On Twitter @mitchelzoler

ORLANDO – SPRINT’s hypertension-treatment results serve as a rebuttal to the systolic blood pressure target of less than 150 mm Hg for older patients set less than 2 years ago by the panel originally constituted as JNC 8, Dr. Prakash Deedwania said in an interview at the American Heart Association scientific sessions.

“We were all concerned” by the high target systolic blood pressure for patients aged 60 years or older set by the panel initially organized as JNC 8, said Dr. Deedwania, professor of medicine at the University of California, San Francisco, in Fresno. The SPRINT results, which showed incremental value for a systolic blood pressure target of less than 120 mm Hg for selected patients at risk for cardiovascular disease, will influence the new hypertension-treatment guidelines now in development by a panel formed by the American College of Cardiology and American Heart Association, he said.

While applauding SPRINT (Systolic Blood Pressure Intervention Trial) and its clear outcome, Dr. Deedwania cited several cautions to keep in mind when applying the results to practice. One of his concerns centered on driving diastolic pressure low with aggressive antihypertensive treatment, especially in elderly patients with underlying coronary artery disease who could have inadequate coronary perfusion if their diastolic pressure drops too low.

Another caution was the need to reconcile the SPRINT results with those from the ACCORD blood pressure trial results, which failed to show that a systolic blood pressure target of less than 120 mm Hg led to better outcomes than did a target of less than 140 mm Hg in patients with diabetes. Although SPRINT specifically excluded patients with diabetes, a helpful analysis that the SPRINT data should allow is assessment of outcomes in patients who were obese and had hyperlipidemia as well as hypertension, defining a subgroup of patients with metabolic syndrome that is considered a prediabetes state.

Dr. Deedwania also warned that so far researchers have not reported the SPRINT results in patients with preexisting renal dysfunction compared with patients with more normal kidney function. Patients with impaired renal function can be in jeopardy if their blood pressure gets too low, he noted.

Dr. Deedwania had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel

[email protected]

On Twitter @mitchelzoler

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AHA: Sacubitril/valsartan cuts heart failure hospital readmissions

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AHA: Sacubitril/valsartan cuts heart failure hospital readmissions

ORLANDO – The combined formulation of sacubitril and valsartan substantially cut the rate of 30-day heart failure rehospitalizations, trimming the control rate by 38% in an analysis of data from the PARADIGM-HF trial, Dr. Scott D. Solomon reported at the American Heart Association scientific sessions.

This is an especially meaningful additional benefit for heart failure patients who take sacubitril/valsartan (Entresto) in place of enalapril or similar drugs because heart failure rehospitalizations have become a closely tracked metric for U.S. hospitals.

Dr. Scott D. Solomon

The sacubitril/valsartan combination received Food and Drug Administration approval last summer for treating chronic heart failure with reduced ejection fraction on the strength of results from PARADIGM-HF, which showed the two-drug combination substantially cut the rate of cardiovascular death and heart failure hospitalizations, compared with enalapril (N Engl J Med. 2014 Sep 11;371:993-1004).

“The data suggest that chronic heart failure patients treated with sacubitril/valsartan relative to enalapril are less likely to be initially hospitalized, and subsequent to discharge are less likely to return to the hospital within 30 days, thereby reducing the risk to patients and the potential financial burden to the health care system,” said Dr. Solomon, professor of medicine at Harvard Medical School and director of noninvasive cardiology at Brigham and Women’s Hospital in Boston.

This finding may help spur faster adoption of sacubitril/valsartan as the top drug for treating the renin-angiotensin-aldosterone system in heart failure patients, commented Dr. Adrian F. Hernandez, professor and heart failure specialist at Duke University in Durham, N.C. “The fact that you can derive an early clinical benefit” that becomes an early financial benefit should help counter the higher cost for sacubitril/valsartan, compared with generic ACE inhibitors and angiotensin-receptor blockers, he said in an interview. Health system administrators “face an issue when they can only look at long-term horizons. But data like these, with the early benefit of reduced readmissions” make it easier to justify paying a higher drug cost. Health care systems increasingly focus on treatments that can produce rapid benefits, both clinically and financially, said Dr. Hernandez, director of health services and outcomes research at Duke.

Dr. Adrian F. Hernandez

In fact, a cost-effectiveness analysis of sacubitril/valsartan treatment in PARADIGM-HF that included the hospital readmissions data showed that the combined formulation was “highly cost effective,” compared with enalapril, said Dr. Solomon, who added that he and his associates will have a full report on this in 2016.

“Not only does sacubitril/valsartan reduce mortality and hospital admissions, but it also reduced readmissions. That is very exciting. This is one of the few treatments to have this effect”, commented Dr. Jennifer Thibodeau, medical director of the heart failure disease management program at the University of Texas Southwestern Medical Center in Dallas. The 38% reduction in total heart failure readmissions, compared with enalapril, and the 44% reduction in number of patients with a 30-day readmission was “pretty good,” she said in an interview. “Anything that could reduce readmissions that much is pretty good.” Plus, clinicians have already been quite excited about sacubitril/valsartan based on the primary-endpoint benefits it showed in PARADIGM-HF, “although there is always caution when a drug is brand new,” she added.

Dr. Jennifer Thibodeau

Since U.S. marketing for sacubitril/valsartan began last summer, “there has not been a big rush to adopt it,” primarily out of the usual concerns about new agents. “As we continue to see findings like these [reduced readmissions], there will be [substantial] adoption of this drug. The new findings definitely add to its attraction.” Dr. Thibodeau said.

The two subgroups of patients who had heart failure hospitalizations in PARADIGM-HF, the 675 patients in the sacubitril/valsartan arm and the 775 in the enalapril arm, closely matched each other for virtually all demographic and clinical parameters aside from history of atrial fibrillation, which was significantly more common in the enalapril patients. Even though these two subgroups had not been randomized, the near uniform consistency of their profiles made this “a valid analysis,” Dr. Solomon said. Overall, 20% of the PARADIGM-HF patients who had a heart failure hospitalization had a rehospitalization for any cause within 30 days.

The 30-day heart failure readmission rate was 10% among patients on sacubitril/valsartan and 13% among those on enalapril, a 38% relative risk reduction that was statistically significant. The number of patients with a heart failure readmission was 44% lower in the group on the combined formulation. After 60 days, readmissions for any cause were 23% lower in the sacubitril/valsartan arm, compared with enalapril, and the combined formulation dropped the number with any 60-day readmission by 30%, he reported.

 

 

Sacubitril/valsartan patients also had significantly fewer 30-day rehospitalizations of any kind, compared with the enalapril patients, whether based on investigator-reported rehospitalizations, first rehospitalizations only, or rehospitalizations confirmed by a clinical evaluation committee. Adjustments for baseline characteristics also did not affect the findings.

PARADIGM-HF was sponsored by Novartis, the company marketing sacubitril/valsartan (Entresto). Dr. Solomon has been a consultant to and has received research support from Novartis. Dr. Hernandez has received honoraria and research support from Novartis and from several other companies. Dr. Thibodeau had no financial disclosures.

[email protected]

On Twitter @mitchelzoler

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ORLANDO – The combined formulation of sacubitril and valsartan substantially cut the rate of 30-day heart failure rehospitalizations, trimming the control rate by 38% in an analysis of data from the PARADIGM-HF trial, Dr. Scott D. Solomon reported at the American Heart Association scientific sessions.

This is an especially meaningful additional benefit for heart failure patients who take sacubitril/valsartan (Entresto) in place of enalapril or similar drugs because heart failure rehospitalizations have become a closely tracked metric for U.S. hospitals.

Dr. Scott D. Solomon

The sacubitril/valsartan combination received Food and Drug Administration approval last summer for treating chronic heart failure with reduced ejection fraction on the strength of results from PARADIGM-HF, which showed the two-drug combination substantially cut the rate of cardiovascular death and heart failure hospitalizations, compared with enalapril (N Engl J Med. 2014 Sep 11;371:993-1004).

“The data suggest that chronic heart failure patients treated with sacubitril/valsartan relative to enalapril are less likely to be initially hospitalized, and subsequent to discharge are less likely to return to the hospital within 30 days, thereby reducing the risk to patients and the potential financial burden to the health care system,” said Dr. Solomon, professor of medicine at Harvard Medical School and director of noninvasive cardiology at Brigham and Women’s Hospital in Boston.

This finding may help spur faster adoption of sacubitril/valsartan as the top drug for treating the renin-angiotensin-aldosterone system in heart failure patients, commented Dr. Adrian F. Hernandez, professor and heart failure specialist at Duke University in Durham, N.C. “The fact that you can derive an early clinical benefit” that becomes an early financial benefit should help counter the higher cost for sacubitril/valsartan, compared with generic ACE inhibitors and angiotensin-receptor blockers, he said in an interview. Health system administrators “face an issue when they can only look at long-term horizons. But data like these, with the early benefit of reduced readmissions” make it easier to justify paying a higher drug cost. Health care systems increasingly focus on treatments that can produce rapid benefits, both clinically and financially, said Dr. Hernandez, director of health services and outcomes research at Duke.

Dr. Adrian F. Hernandez

In fact, a cost-effectiveness analysis of sacubitril/valsartan treatment in PARADIGM-HF that included the hospital readmissions data showed that the combined formulation was “highly cost effective,” compared with enalapril, said Dr. Solomon, who added that he and his associates will have a full report on this in 2016.

“Not only does sacubitril/valsartan reduce mortality and hospital admissions, but it also reduced readmissions. That is very exciting. This is one of the few treatments to have this effect”, commented Dr. Jennifer Thibodeau, medical director of the heart failure disease management program at the University of Texas Southwestern Medical Center in Dallas. The 38% reduction in total heart failure readmissions, compared with enalapril, and the 44% reduction in number of patients with a 30-day readmission was “pretty good,” she said in an interview. “Anything that could reduce readmissions that much is pretty good.” Plus, clinicians have already been quite excited about sacubitril/valsartan based on the primary-endpoint benefits it showed in PARADIGM-HF, “although there is always caution when a drug is brand new,” she added.

Dr. Jennifer Thibodeau

Since U.S. marketing for sacubitril/valsartan began last summer, “there has not been a big rush to adopt it,” primarily out of the usual concerns about new agents. “As we continue to see findings like these [reduced readmissions], there will be [substantial] adoption of this drug. The new findings definitely add to its attraction.” Dr. Thibodeau said.

The two subgroups of patients who had heart failure hospitalizations in PARADIGM-HF, the 675 patients in the sacubitril/valsartan arm and the 775 in the enalapril arm, closely matched each other for virtually all demographic and clinical parameters aside from history of atrial fibrillation, which was significantly more common in the enalapril patients. Even though these two subgroups had not been randomized, the near uniform consistency of their profiles made this “a valid analysis,” Dr. Solomon said. Overall, 20% of the PARADIGM-HF patients who had a heart failure hospitalization had a rehospitalization for any cause within 30 days.

The 30-day heart failure readmission rate was 10% among patients on sacubitril/valsartan and 13% among those on enalapril, a 38% relative risk reduction that was statistically significant. The number of patients with a heart failure readmission was 44% lower in the group on the combined formulation. After 60 days, readmissions for any cause were 23% lower in the sacubitril/valsartan arm, compared with enalapril, and the combined formulation dropped the number with any 60-day readmission by 30%, he reported.

 

 

Sacubitril/valsartan patients also had significantly fewer 30-day rehospitalizations of any kind, compared with the enalapril patients, whether based on investigator-reported rehospitalizations, first rehospitalizations only, or rehospitalizations confirmed by a clinical evaluation committee. Adjustments for baseline characteristics also did not affect the findings.

PARADIGM-HF was sponsored by Novartis, the company marketing sacubitril/valsartan (Entresto). Dr. Solomon has been a consultant to and has received research support from Novartis. Dr. Hernandez has received honoraria and research support from Novartis and from several other companies. Dr. Thibodeau had no financial disclosures.

[email protected]

On Twitter @mitchelzoler

ORLANDO – The combined formulation of sacubitril and valsartan substantially cut the rate of 30-day heart failure rehospitalizations, trimming the control rate by 38% in an analysis of data from the PARADIGM-HF trial, Dr. Scott D. Solomon reported at the American Heart Association scientific sessions.

This is an especially meaningful additional benefit for heart failure patients who take sacubitril/valsartan (Entresto) in place of enalapril or similar drugs because heart failure rehospitalizations have become a closely tracked metric for U.S. hospitals.

Dr. Scott D. Solomon

The sacubitril/valsartan combination received Food and Drug Administration approval last summer for treating chronic heart failure with reduced ejection fraction on the strength of results from PARADIGM-HF, which showed the two-drug combination substantially cut the rate of cardiovascular death and heart failure hospitalizations, compared with enalapril (N Engl J Med. 2014 Sep 11;371:993-1004).

“The data suggest that chronic heart failure patients treated with sacubitril/valsartan relative to enalapril are less likely to be initially hospitalized, and subsequent to discharge are less likely to return to the hospital within 30 days, thereby reducing the risk to patients and the potential financial burden to the health care system,” said Dr. Solomon, professor of medicine at Harvard Medical School and director of noninvasive cardiology at Brigham and Women’s Hospital in Boston.

This finding may help spur faster adoption of sacubitril/valsartan as the top drug for treating the renin-angiotensin-aldosterone system in heart failure patients, commented Dr. Adrian F. Hernandez, professor and heart failure specialist at Duke University in Durham, N.C. “The fact that you can derive an early clinical benefit” that becomes an early financial benefit should help counter the higher cost for sacubitril/valsartan, compared with generic ACE inhibitors and angiotensin-receptor blockers, he said in an interview. Health system administrators “face an issue when they can only look at long-term horizons. But data like these, with the early benefit of reduced readmissions” make it easier to justify paying a higher drug cost. Health care systems increasingly focus on treatments that can produce rapid benefits, both clinically and financially, said Dr. Hernandez, director of health services and outcomes research at Duke.

Dr. Adrian F. Hernandez

In fact, a cost-effectiveness analysis of sacubitril/valsartan treatment in PARADIGM-HF that included the hospital readmissions data showed that the combined formulation was “highly cost effective,” compared with enalapril, said Dr. Solomon, who added that he and his associates will have a full report on this in 2016.

“Not only does sacubitril/valsartan reduce mortality and hospital admissions, but it also reduced readmissions. That is very exciting. This is one of the few treatments to have this effect”, commented Dr. Jennifer Thibodeau, medical director of the heart failure disease management program at the University of Texas Southwestern Medical Center in Dallas. The 38% reduction in total heart failure readmissions, compared with enalapril, and the 44% reduction in number of patients with a 30-day readmission was “pretty good,” she said in an interview. “Anything that could reduce readmissions that much is pretty good.” Plus, clinicians have already been quite excited about sacubitril/valsartan based on the primary-endpoint benefits it showed in PARADIGM-HF, “although there is always caution when a drug is brand new,” she added.

Dr. Jennifer Thibodeau

Since U.S. marketing for sacubitril/valsartan began last summer, “there has not been a big rush to adopt it,” primarily out of the usual concerns about new agents. “As we continue to see findings like these [reduced readmissions], there will be [substantial] adoption of this drug. The new findings definitely add to its attraction.” Dr. Thibodeau said.

The two subgroups of patients who had heart failure hospitalizations in PARADIGM-HF, the 675 patients in the sacubitril/valsartan arm and the 775 in the enalapril arm, closely matched each other for virtually all demographic and clinical parameters aside from history of atrial fibrillation, which was significantly more common in the enalapril patients. Even though these two subgroups had not been randomized, the near uniform consistency of their profiles made this “a valid analysis,” Dr. Solomon said. Overall, 20% of the PARADIGM-HF patients who had a heart failure hospitalization had a rehospitalization for any cause within 30 days.

The 30-day heart failure readmission rate was 10% among patients on sacubitril/valsartan and 13% among those on enalapril, a 38% relative risk reduction that was statistically significant. The number of patients with a heart failure readmission was 44% lower in the group on the combined formulation. After 60 days, readmissions for any cause were 23% lower in the sacubitril/valsartan arm, compared with enalapril, and the combined formulation dropped the number with any 60-day readmission by 30%, he reported.

 

 

Sacubitril/valsartan patients also had significantly fewer 30-day rehospitalizations of any kind, compared with the enalapril patients, whether based on investigator-reported rehospitalizations, first rehospitalizations only, or rehospitalizations confirmed by a clinical evaluation committee. Adjustments for baseline characteristics also did not affect the findings.

PARADIGM-HF was sponsored by Novartis, the company marketing sacubitril/valsartan (Entresto). Dr. Solomon has been a consultant to and has received research support from Novartis. Dr. Hernandez has received honoraria and research support from Novartis and from several other companies. Dr. Thibodeau had no financial disclosures.

[email protected]

On Twitter @mitchelzoler

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Key clinical point: In the PARADIGM-HF pivotal trial, treating chronic heart failure with reduced ejection fraction with sacubitril/valsartan cut 30-day hospital readmissions, compared with enalapril treatment.

Major finding: Thirty-day heart-failure rehospitalizations occurred in 10% of sacubitril/valsartan patients and 13% of those on enalapril.

Data source: PARADIGM-HF, a multicenter, international randomized, pivotal trial with 4,187 patients.

Disclosures: PARADIGM-HF was sponsored by Novartis, the company marketing sacubitril/valsartan (Entresto). Dr. Solomon has been a consultant to and has received research support from Novartis. Dr. Hernandez has received honoraria and research support from Novartis and from several other companies. Dr. Thibodeau had no financial disclosures.

VIDEO: SPRINT Is Practice Changer; Good News for Elderly Patients

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VIDEO: SPRINT Is Practice Changer; Good News for Elderly Patients

ORLANDO – Results from the SPRINT hypertension trial are “truly practice changing,” by “giving us definitive clinical-trial evidence that an additional 15-18 mm Hg lowering of systolic blood pressure, aiming for a target of less than 120 mm Hg, translates into” a significantly reduced composite cardiovascular-event endpoint as well as significantly reduced all-cause death, Dr. Gregg C. Fonarow said in an interview at the American Heart Association scientific sessions.

The significant, 27% relative reduction in all-cause mortality in SPRINT in patients targeted to a systolic blood pressure of less than 120 mm Hg was especially notable because an all-cause mortality benefit is not typically seen with other interventions, and because it “ultimately demonstrates that the benefits clearly outweigh the potential risks,” said Dr. Fonarow, professor and associate chief of cardiology at the University of California, Los Angeles.

Dr. Fonarow acknowledged that results from SPRINT showed a more aggressive regimen also produced higher rates of certain important adverse effects, such as acute kidney injury. But the large incremental benefit in total mortality during the greater than 3 years of average follow-up showed the overwhelming net benefit from more aggressive antihypertensive treatment.

Less clear is whether the SPRINT results say anything about initiating antihypertensive treatment in a patients who resemble those enrolled in the trial and have an untreated systolic blood pressure of 130-139 mm Hg. While people like these could enter SPRINT, they constituted just under 10% of the enrolled population.

“The vast majority of patients in the trial met the conventional clinical definition of hypertension, with a systolic blood pressure of 140 mm Hg or greater and already on some treatment, and treating them to a systolic pressure of less than 120 mm Hg, usually by adding just one antihypertensive drug, translated into substantial clinical benefit,” Dr. Fonarow concluded. He also noted that a large subgroup, about 28% of enrolled patients, were at least 75 years old, and in these patients the more aggressive regimen was as safe and effective as in the entire study. “We have a spectacular result” for elderly patients, he said.

Dr. Fonarow had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel
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ORLANDO – Results from the SPRINT hypertension trial are “truly practice changing,” by “giving us definitive clinical-trial evidence that an additional 15-18 mm Hg lowering of systolic blood pressure, aiming for a target of less than 120 mm Hg, translates into” a significantly reduced composite cardiovascular-event endpoint as well as significantly reduced all-cause death, Dr. Gregg C. Fonarow said in an interview at the American Heart Association scientific sessions.

The significant, 27% relative reduction in all-cause mortality in SPRINT in patients targeted to a systolic blood pressure of less than 120 mm Hg was especially notable because an all-cause mortality benefit is not typically seen with other interventions, and because it “ultimately demonstrates that the benefits clearly outweigh the potential risks,” said Dr. Fonarow, professor and associate chief of cardiology at the University of California, Los Angeles.

Dr. Fonarow acknowledged that results from SPRINT showed a more aggressive regimen also produced higher rates of certain important adverse effects, such as acute kidney injury. But the large incremental benefit in total mortality during the greater than 3 years of average follow-up showed the overwhelming net benefit from more aggressive antihypertensive treatment.

Less clear is whether the SPRINT results say anything about initiating antihypertensive treatment in a patients who resemble those enrolled in the trial and have an untreated systolic blood pressure of 130-139 mm Hg. While people like these could enter SPRINT, they constituted just under 10% of the enrolled population.

“The vast majority of patients in the trial met the conventional clinical definition of hypertension, with a systolic blood pressure of 140 mm Hg or greater and already on some treatment, and treating them to a systolic pressure of less than 120 mm Hg, usually by adding just one antihypertensive drug, translated into substantial clinical benefit,” Dr. Fonarow concluded. He also noted that a large subgroup, about 28% of enrolled patients, were at least 75 years old, and in these patients the more aggressive regimen was as safe and effective as in the entire study. “We have a spectacular result” for elderly patients, he said.

Dr. Fonarow had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel

ORLANDO – Results from the SPRINT hypertension trial are “truly practice changing,” by “giving us definitive clinical-trial evidence that an additional 15-18 mm Hg lowering of systolic blood pressure, aiming for a target of less than 120 mm Hg, translates into” a significantly reduced composite cardiovascular-event endpoint as well as significantly reduced all-cause death, Dr. Gregg C. Fonarow said in an interview at the American Heart Association scientific sessions.

The significant, 27% relative reduction in all-cause mortality in SPRINT in patients targeted to a systolic blood pressure of less than 120 mm Hg was especially notable because an all-cause mortality benefit is not typically seen with other interventions, and because it “ultimately demonstrates that the benefits clearly outweigh the potential risks,” said Dr. Fonarow, professor and associate chief of cardiology at the University of California, Los Angeles.

Dr. Fonarow acknowledged that results from SPRINT showed a more aggressive regimen also produced higher rates of certain important adverse effects, such as acute kidney injury. But the large incremental benefit in total mortality during the greater than 3 years of average follow-up showed the overwhelming net benefit from more aggressive antihypertensive treatment.

Less clear is whether the SPRINT results say anything about initiating antihypertensive treatment in a patients who resemble those enrolled in the trial and have an untreated systolic blood pressure of 130-139 mm Hg. While people like these could enter SPRINT, they constituted just under 10% of the enrolled population.

“The vast majority of patients in the trial met the conventional clinical definition of hypertension, with a systolic blood pressure of 140 mm Hg or greater and already on some treatment, and treating them to a systolic pressure of less than 120 mm Hg, usually by adding just one antihypertensive drug, translated into substantial clinical benefit,” Dr. Fonarow concluded. He also noted that a large subgroup, about 28% of enrolled patients, were at least 75 years old, and in these patients the more aggressive regimen was as safe and effective as in the entire study. “We have a spectacular result” for elderly patients, he said.

Dr. Fonarow had no disclosures.

The video associated with this article is no longer available on this site. Please view all of our videos on the MDedge YouTube channel
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