剖宫产对母婴均可带来一些不良影响,如产后出血、感染、日后人工流产及上环等节育手术操作困难等,新生儿肺炎、新生儿剖宫产综合征等远远超过阴道分娩者,导致住院期延长,医疗费用增加。因此,降低剖宫产率是产科急需解决的问题。有观点提出,剖宫产率升高与孕妇营养过甚,胎儿体重 Cesarean section can have some adverse effects on mothers and infants, such as postpartum hemorrhage, infection, future abortion and Sheung Wan and other birth control operation difficulties, neonatal pneumonia, cesarean section neonatal far more than vaginal delivery Who led to prolonged hospitalization, medical expenses increased. Therefore, reducing cesarean section rate is an obstetric problem to be solved urgently. Some viewpoints, cesarean section rate and pregnant women over nutrition, fetal weight