Do not underestimate influenza
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Pregnant women commonly refuse vaccines, and refusal of influenza vaccine is more common than refusal of Tdap vaccine, according to a nationally representative survey of obstetrician/gynecologists.

“It appears vaccine refusal among pregnant women may be more common than parental refusal of childhood vaccines,” Sean T. O’Leary, MD, MPH, director of the Colorado Children’s Outcomes Network at the University of Colorado in Aurora, and his coauthors wrote in Obstetrics & Gynecology.

The survey was sent to 477 ob.gyns. via both email and mail between March and June 2016. The response rate was 69%, and almost all respondents reported recommending both influenza (97%) and Tdap (95%) vaccines to pregnant women.

However, respondents also reported that refusal of both vaccines was common, with more refusals of influenza vaccine than Tdap vaccine. Of ob.gyns. who responded, 62% reported that 10% or greater of their pregnant patients refused the influenza vaccine, compared with 32% reporting this for Tdap vaccine (P greater than .001; x2, less than 10% vs. 10% or greater). Of those refusing the vaccine, 48% believed influenza vaccine would make them sick; 38% felt they were unlikely to get a vaccine-preventable disease; and 32% had general worries about vaccines overall. In addition, the only strategy perceived as “very effective” in convincing a vaccine refuser to choose otherwise was “explaining that not getting the vaccine puts the fetus or newborn at risk.”

The authors shared potential limitations of their study, including the fact that they examined reported practices and perceptions, not observed practices, along with the potential that the attitudes and practices of respondents may differ from those of nonrespondents. However, they noted that this is unlikely given prior work and that next steps should consider responses to refusal while also sympathizing with the patients’ concerns. “Future work should focus on testing evidence-based strategies for addressing vaccine refusal in the obstetric setting and understanding how the unique concerns of pregnant women influence the effectiveness of such strategies,” they wrote.

The study was funded by the Centers for Disease Control and Prevention. No conflicts of interest were reported.

SOURCE: O’Leary ST et al. Obstet Gynecol. 2018 Dec. doi: 10.1097/AOG.0000000000003005.

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Pregnant women make up 1% of the population but accounted for 5% of all influenza deaths during the 2009 H1N1 pandemic, which makes the common vaccine refusals reported by the nation’s ob.gyns. all the more serious, according to Sonja A. Rasmussen, MD, MS, of the University of Florida in Gainesville and Denise J. Jamieson, MD, MPH, of Emory University in Atlanta.

After the 2009 pandemic, vaccination coverage for pregnant woman during flu season leapt from less than 30% to 54%, according to data from a 2016-2017 Internet panel survey. This was in large part because of the committed work of the Centers for Disease Control and Prevention and the American College of Obstetricians and Gynecologists, who emphasized the importance of the influenza vaccine. But coverage rates have stagnated since then, and these two coauthors wrote that “the 2017-2018 severe influenza season was a stern reminder that influenza should not be underestimated.”

These last 2 years saw the highest-documented rate of hospitalizations for influenza since 2005-2006, but given that there’s been very little specific information available on hospitalizations of pregnant women, Dr. Rasmussen and Dr. Jamieson fear the onset of “complacency among health care providers, pregnant women, and the general public” when it comes to the effects of influenza.

They insisted that, as 2009 drifts even further into memory, “obstetric providers should not become complacent regarding influenza.” Strategies to improve coverage are necessary to break that 50% barrier, and “pregnant women and their infants deserve our best efforts to protect them from influenza.”

These comments are adapted from an accompanying editorial (Obstet Gynecol. 2018 Dec. doi: 10.1097/AOG.0000000000003040). No conflicts of interest were reported.

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Pregnant women make up 1% of the population but accounted for 5% of all influenza deaths during the 2009 H1N1 pandemic, which makes the common vaccine refusals reported by the nation’s ob.gyns. all the more serious, according to Sonja A. Rasmussen, MD, MS, of the University of Florida in Gainesville and Denise J. Jamieson, MD, MPH, of Emory University in Atlanta.

After the 2009 pandemic, vaccination coverage for pregnant woman during flu season leapt from less than 30% to 54%, according to data from a 2016-2017 Internet panel survey. This was in large part because of the committed work of the Centers for Disease Control and Prevention and the American College of Obstetricians and Gynecologists, who emphasized the importance of the influenza vaccine. But coverage rates have stagnated since then, and these two coauthors wrote that “the 2017-2018 severe influenza season was a stern reminder that influenza should not be underestimated.”

These last 2 years saw the highest-documented rate of hospitalizations for influenza since 2005-2006, but given that there’s been very little specific information available on hospitalizations of pregnant women, Dr. Rasmussen and Dr. Jamieson fear the onset of “complacency among health care providers, pregnant women, and the general public” when it comes to the effects of influenza.

They insisted that, as 2009 drifts even further into memory, “obstetric providers should not become complacent regarding influenza.” Strategies to improve coverage are necessary to break that 50% barrier, and “pregnant women and their infants deserve our best efforts to protect them from influenza.”

These comments are adapted from an accompanying editorial (Obstet Gynecol. 2018 Dec. doi: 10.1097/AOG.0000000000003040). No conflicts of interest were reported.

Body

 

Pregnant women make up 1% of the population but accounted for 5% of all influenza deaths during the 2009 H1N1 pandemic, which makes the common vaccine refusals reported by the nation’s ob.gyns. all the more serious, according to Sonja A. Rasmussen, MD, MS, of the University of Florida in Gainesville and Denise J. Jamieson, MD, MPH, of Emory University in Atlanta.

After the 2009 pandemic, vaccination coverage for pregnant woman during flu season leapt from less than 30% to 54%, according to data from a 2016-2017 Internet panel survey. This was in large part because of the committed work of the Centers for Disease Control and Prevention and the American College of Obstetricians and Gynecologists, who emphasized the importance of the influenza vaccine. But coverage rates have stagnated since then, and these two coauthors wrote that “the 2017-2018 severe influenza season was a stern reminder that influenza should not be underestimated.”

These last 2 years saw the highest-documented rate of hospitalizations for influenza since 2005-2006, but given that there’s been very little specific information available on hospitalizations of pregnant women, Dr. Rasmussen and Dr. Jamieson fear the onset of “complacency among health care providers, pregnant women, and the general public” when it comes to the effects of influenza.

They insisted that, as 2009 drifts even further into memory, “obstetric providers should not become complacent regarding influenza.” Strategies to improve coverage are necessary to break that 50% barrier, and “pregnant women and their infants deserve our best efforts to protect them from influenza.”

These comments are adapted from an accompanying editorial (Obstet Gynecol. 2018 Dec. doi: 10.1097/AOG.0000000000003040). No conflicts of interest were reported.

Title
Do not underestimate influenza
Do not underestimate influenza

 

Pregnant women commonly refuse vaccines, and refusal of influenza vaccine is more common than refusal of Tdap vaccine, according to a nationally representative survey of obstetrician/gynecologists.

“It appears vaccine refusal among pregnant women may be more common than parental refusal of childhood vaccines,” Sean T. O’Leary, MD, MPH, director of the Colorado Children’s Outcomes Network at the University of Colorado in Aurora, and his coauthors wrote in Obstetrics & Gynecology.

The survey was sent to 477 ob.gyns. via both email and mail between March and June 2016. The response rate was 69%, and almost all respondents reported recommending both influenza (97%) and Tdap (95%) vaccines to pregnant women.

However, respondents also reported that refusal of both vaccines was common, with more refusals of influenza vaccine than Tdap vaccine. Of ob.gyns. who responded, 62% reported that 10% or greater of their pregnant patients refused the influenza vaccine, compared with 32% reporting this for Tdap vaccine (P greater than .001; x2, less than 10% vs. 10% or greater). Of those refusing the vaccine, 48% believed influenza vaccine would make them sick; 38% felt they were unlikely to get a vaccine-preventable disease; and 32% had general worries about vaccines overall. In addition, the only strategy perceived as “very effective” in convincing a vaccine refuser to choose otherwise was “explaining that not getting the vaccine puts the fetus or newborn at risk.”

The authors shared potential limitations of their study, including the fact that they examined reported practices and perceptions, not observed practices, along with the potential that the attitudes and practices of respondents may differ from those of nonrespondents. However, they noted that this is unlikely given prior work and that next steps should consider responses to refusal while also sympathizing with the patients’ concerns. “Future work should focus on testing evidence-based strategies for addressing vaccine refusal in the obstetric setting and understanding how the unique concerns of pregnant women influence the effectiveness of such strategies,” they wrote.

The study was funded by the Centers for Disease Control and Prevention. No conflicts of interest were reported.

SOURCE: O’Leary ST et al. Obstet Gynecol. 2018 Dec. doi: 10.1097/AOG.0000000000003005.

 

Pregnant women commonly refuse vaccines, and refusal of influenza vaccine is more common than refusal of Tdap vaccine, according to a nationally representative survey of obstetrician/gynecologists.

“It appears vaccine refusal among pregnant women may be more common than parental refusal of childhood vaccines,” Sean T. O’Leary, MD, MPH, director of the Colorado Children’s Outcomes Network at the University of Colorado in Aurora, and his coauthors wrote in Obstetrics & Gynecology.

The survey was sent to 477 ob.gyns. via both email and mail between March and June 2016. The response rate was 69%, and almost all respondents reported recommending both influenza (97%) and Tdap (95%) vaccines to pregnant women.

However, respondents also reported that refusal of both vaccines was common, with more refusals of influenza vaccine than Tdap vaccine. Of ob.gyns. who responded, 62% reported that 10% or greater of their pregnant patients refused the influenza vaccine, compared with 32% reporting this for Tdap vaccine (P greater than .001; x2, less than 10% vs. 10% or greater). Of those refusing the vaccine, 48% believed influenza vaccine would make them sick; 38% felt they were unlikely to get a vaccine-preventable disease; and 32% had general worries about vaccines overall. In addition, the only strategy perceived as “very effective” in convincing a vaccine refuser to choose otherwise was “explaining that not getting the vaccine puts the fetus or newborn at risk.”

The authors shared potential limitations of their study, including the fact that they examined reported practices and perceptions, not observed practices, along with the potential that the attitudes and practices of respondents may differ from those of nonrespondents. However, they noted that this is unlikely given prior work and that next steps should consider responses to refusal while also sympathizing with the patients’ concerns. “Future work should focus on testing evidence-based strategies for addressing vaccine refusal in the obstetric setting and understanding how the unique concerns of pregnant women influence the effectiveness of such strategies,” they wrote.

The study was funded by the Centers for Disease Control and Prevention. No conflicts of interest were reported.

SOURCE: O’Leary ST et al. Obstet Gynecol. 2018 Dec. doi: 10.1097/AOG.0000000000003005.

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Key clinical point: Although almost all ob.gyns. recommend the influenza and Tdap vaccines for pregnant women, both commonly are refused.

Major finding: A total of 62% of ob.gyns. reported that 10% or greater of their pregnant patients refused the influenza vaccine; 32% reported this for Tdap vaccine.

Study details: An email and mail survey sent to a national network of ob.gyns. between March and June 2016.

Disclosures: The study was funded by the Centers for Disease Control and Prevention. No conflicts of interest were reported.

Source: O’Leary ST et al. Obstet Gynecol. 2018 Dec. doi: 10.1097/AOG.0000000000003005.

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