Medical Xpress January 8, 2026
U.S.-born individuals have higher odds of infant mortality than non-U.S.-born individuals, according to a study published online Jan. 6 in JAMA Network Open.
Nicolette Christodoulakis and Giulia M. Muraca, M.P.H., Ph.D., from McMaster University in Hamilton, Ontario, Canada, examined the associations between maternal nativity status and infant mortality by maternal race and ethnicity in the United States in a retrospective, population-based cohort study using linked birth and infant death records. Of the 25,981,364 births, 20,141,084 and 5,840,280 (77.5% and 22.5%) were to U.S.-born and non-U.S.-born individuals, respectively.
The researchers found that U.S.-born individuals had a higher infant mortality rate than non-U.S.-born individuals (5.4 versus 4.0 deaths per 1,000 births; adjusted odds ratio [aOR], 1.34). This disparity was...
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