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.
Full Citation:
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. 37(36).
Title of Article: The effectiveness of maternal pertussis vaccination in protecting newborn infants in Brazil: a case-control study
Author(s): Fernandes EG, Sato APS, Vaz-de-Lima LRA et al.
Publication Year: 2019
Publication Name: Vaccine
Publication Volume: 37(36)
Publication Source URL: https://www.ncbi.nlm.nih.gov/pubmed/30948222
DOI (Digital Object Identifier): 10.1016/j.vaccine.2019.03.049