1,982 women were 40 or older (mean age: 41.9) on the day of their delivery and compared to other 1,982 women who were aged between 25 and 35 years old (mean age: 30.7)
Preeclampsia, 4.6 vs. 1.5%
gestational diabetes, 14.5 vs. 6.9%.
gestational hypertension (3.1 vs. 1.1% ),
preterm birth (10.4 vs. 6.5%),
cesarean (16.6 vs. 5.4% for scheduled cesarean, and 50.4 vs. 13.9% for emergency cesarean,)
fetal death in utero (2.1 vs. 0.5% in the study group).
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