Relults: The cesarean section rate was steadily increased every year and its major indications were fetal distrcess, cephalopelvic disproportion, and breach presentation.

• 结果:剖宫产率逐年上升,其中胎儿宫内窘迫,相对头盆不对称、臀位、已成为剖宫产的主要指征,社会因素指征明显增加。