Influenza Vaccination for All Pregnant Women? So Far the Less Biased Evidence Does Not Favour It


Pregnant women are a WHO priority group for influenza vaccination, but evidence from observational studies in pregnancy is subject, among others, to the healthy-vaccinee bias, overestimating the vaccine effectiveness and safety. An USA survey adds new evidence that documents this bias. Therefore, it is essential to assess vaccine effectiveness and safety with RCTs. Cochrane reviews identified one RCT with “low risk of bias”, in a medium-income country, with NNV 55 for mothers. Its data show an excess of local adverse effects, and a tendency to harm for serious adverse events, with uncertain or very limited protection against influenza

The post Influenza Vaccination for All Pregnant Women? So Far the Less Biased Evidence Does Not Favour It appeared first on Children's Health Defense.

© 05 Aug 2019 Children’s Health Defense, Inc. This work is reproduced and distributed with the permission of Children’s Health Defense, Inc. Want to learn more from Children’s Health Defense? Sign up for free news and updates from Robert F. Kennedy, Jr. and the Children’s Health Defense. Your donation will help to support us in our efforts.

0 0 vote
Article Rating

Support Children's Health Defense

DONATE HERE

Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments

More from Children's Health Defense: