Open access
Vertical Vaccination Against Infant Influenza Hospitalization in a Tropical Setting
En-Wee Liang
Nicole Goh
R. Ho
Jue T. Lim
J. N. Ngiam
Soon-Kok Lim
C. Chiew
R. Li
Jia-Hui Li
Chee-Fu Yung
C. Chong
Mahesh Choolani
Vernon Lee
D. Lye
K. B. Tan
Medicine
Abstract
This cohort study examines risk of influenza-related hospitalization among infants whose mothers were vaccinated against influenza during pregnancy vs infants whose mothers were not vaccinated during pregnancy in Singapore, a tropical city-state in Southeast Asia with year-round influenza transmission.