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2001 MAR 8 - (NewsRx.com) -- by Julie Crawshaw, staff medical writer -- Pregnant women who have asthma have much higher risks of adverse pregnancy outcomes than women without this disease, researchers in Canada say.
Using using hospital discharge data, S.W. Wen and colleagues at the Bureau of Reproductive and Children's Health in Ontario conducted an historical cohort study on more than two million Canadian women.
"Maternal asthma was associated with all of the adverse pregnancy outcomes examined," the researchers said. These included fetal death, pre-term labor, hypertensive disorders, gestational diabetes, ante- and post-partum hemorrhage, infection of the amniotic cavity, premature rupture of membrane, and cesarian-section delivery.
More than 40% (8,672) of the women studied had asthma. Teenaged mothers had more disease associations than adult mothers, but the associations were consistently observed in both ("Adverse outcomes in ...
Source: HighBeam Research, Asthmatic Women At High Risk for Adverse Pregnancy Outcomes.