title: Maternal nutrition and the duration of pregnancy.
abstract: Maternal weight assessed at the start of the last trimester was found to be a determinant of the duration of pregnancy in 1022 women. It is suggested that maternal nutrition influences birth weight by altering both the rate of intra-uterine growth and the gestational period.
mesh_terms: D001835:Body Weight; D005260:Female; D006801:Humans; D009747:Nutritional Physiological Phenomena; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D011446:Prospective Studies