Safety of the Seasonal Influenza Vaccine in 2 Successive Pregnancies.

ABSTRACT:

Importance

Although influenza vaccination has been found to be safe in pregnancy, few studies have assessed repeated influenza vaccination over successive pregnancies, including 2 vaccinations in a year, in terms of adverse perinatal outcomes.

Objective

To examine the association of seasonal influenza vaccination across successive pregnancies with adverse perinatal outcomes and whether the association varies by interpregnancy interval (IPI) and vaccine type (quadrivalent or trivalent).

Design, setting, and participants

This retrospective cohort study included individuals with at least 2 successive singleton live-birth pregnancies between January 1, 2004, and December 31, 2018. Data were collected from the Vaccine Safety Datalink, a collaboration between the Centers fo

SUBMITTER: Getahun D 

PROVIDER: S-EPMC11413712 | biostudies-literature | 2024 Sep

REPOSITORIES: biostudies-literature