Increased prevalence of gestational diabetes mellitus among women with diagnosed polycystic ovary syndrome: a population-based study.

G estational diabetes mellitus (GDM), defined as carbohydrate intolerance at onset of pregnancy (or first recognition), affects 4–7% of pregnancies overall (1–6). Common risk factors include nonwhite race/ethnicity, older age, obesity, and prior GDM (3–7). Other conditions predisposing to glucose intolerance might also increase the risk of GDM. Polycystic… (More)