The maternal weight, height, the gestational weeks at delivery, maternal abdominal circle, biparietal diameter and femur length are predictive factors for diagnosis of macrosomia.

• 孕妇体重、身高、分娩孕期及宫高、腹围、胎儿双顶径、股骨长径是产前诊断巨大胎儿的相关因素。