Screening for gestational diabetes: usefulness of clinical risk factors

Objective There is little consensus regarding selective or universal screening for gestational diabetes. The aim of this study is to determine the influence of risk factors on incidence of GDM in Iranian population by using 75 g OGTT. Methods At the first prenatal visit, 924 pregnant women were assessed for age, BMI, obstetric history, family history of diabetes, and diagnosis of polycystic ovary syndrome before pregnancy. All eligible women underwent 2-h 75 g oral glucose tolerance test. Gestational diabetes was diagnosed according to American Diabetes Association criteria. Results During study period, 68 [7.4% (95% CI 5.9–9.2)] cases of GDM were found. Age, pre-pregnancy BMI, and family history of DM were the independent clinical predictors of GDM. In women with age