Maternal asthma in Australian indigenous women and perinatal outcomes: A whole population–linked study

Abstract

Objective: To assess the association between maternal asthma and adverse perinatal outcomes in an Australian Indigenous population. Methods: This prospective cohort study included all Indigenous mother and baby dyads for births from 2001 to 2013 in Western Australia (n = 25 484). Data were linked from Western Australia Births, Deaths, Midwives, Hospital, and Emergency Department collections. Maternal asthma was defined as a self-reported diagnosis at an antenatal visit or hospitalization or emergency visit for asthma during pregnancy or less than 3 years before pregnancy. Associations with birth, labor, and pregnancy outcomes were assessed using generalized estimating equations. Asthma exace..