Background: In February 2018, Canada's National Advisory Committee on Immunization
recommended maternal vaccination with tetanus–diphtheria–acellular pertussis (Tdap) …

METHODS: Population-based retrospective cohort study conducted in Ontario, Canada
using multiple linked province-wide health administrative databases. All live births between …

Objective To evaluate the safety of maternal pertussis vaccination on pregnancy and birth
outcomes. Methods The study population comprised 1272 healthy nulliparous pregnant …

Abstract Background In February 2018, Canada's National Advisory Committee on
Immunization (NACI) recommended antenatal tetanus–diphtheria–acellular pertussis (Tdap) …

Importance In 2010, due to a pertussis outbreak and neonatal deaths, the California
Department of Health recommended that the tetanus toxoid, reduced diphtheria toxoid, and …

Abstract Background New Zealand has funded the administration of tetanus, diphtheria and
acellular pertussis (Tdap) vaccine during pregnancy to prevent infant pertussis since 2013 …

Objective Pertussis morbidity and mortality disproportionately affect infants younger than 1
year, who constitute 70% of deaths from pertussis. In 2017, 43% of infants younger than 6 …

Introduction Pertussis causes significant morbidity and mortality in infants aged< 6 months.
Maternal pertussis vaccination during pregnancy has been recommended in Canada since …

Background: In February 2018, Canada's National Advisory Committee on Immunization
(NACI) recommended tetanus toxoid, reduced diphtheria toxoid and acellular pertussis …

Tetanus, diphtheria, and acellular pertussis (Tdap) vaccination is recommended for all
women during each pregnancy to prevent pertussis in young infants. However, data on the …