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Influenza vaccination coverage among pregnant people aged 18–49 years, overall and by race and ethnicity, 2016–2017 through 2021–2022 influenza seasons. Eligible pregnancies spanned at least 1 day during the August 1 through March 31 period of an influenza season and met enrollment criteria. All same-season influenza vaccines administered between July 1 and March 31, including before, during, or after pregnancy, were included in coverage estimates.
