VoICE Immunization Evidence

The effectiveness of maternal pertussis vaccination in protecting newborn infants in Brazil: a case-control study

Authored by: Fernandes EG, Sato APS, Vaz-de-Lima LRA et al.

Appears in:

Key Concept

Key Evidence: In a case-control study in the state of São Paulo, Brazil, vaccination of pregnant women with Tdap vaccine was 83% effective in preventing pertussis in their infants less than 2 months of age — before their first dose of DPT — and 81% effective after controlling for household income and mother’s age.

Published In

Fernandes EG, Sato APS, Vaz-de-Lima LRA et al. 2019. The effectiveness of maternal pertussis vaccination in protecting newborn infants in Brazil: a case-control study. Vaccine.

Disease or Vaccine