Background Prediction models have shown promise in helping clinicians and patients
engage in shared decision-making by providing quantitative estimates of individual risk of
important clinical outcomes. Gestational diabetes mellitus is a common complication of
pregnancy, which places patients at higher risk of primary CD. Suspected fetal macrosomia
diagnosed on prenatal ultrasound is a well-known risk factor for primary CD in patients with
gestational diabetes mellitus, but tools incorporating multiple risk factors to provide more …