上海市2009年分娩情况分析

目的:对2009年上海市的分娩情况进行分析,了解分娩相关信息,为提高产科质量提供依据。方法:回顾性收集2009年上海市各助产医疗机构的分娩登记本并进行分析。结果:①2009年全市活产数187 335例,本市户籍和外地户籍分别占45.2%和54.8%;本市户籍和外地户籍剖宫产率分别为67.9%和45.0%。②分娩日期分布:全年每天自然分娩数变化平缓,而剖宫产数分布有明显的高峰和低谷,高峰日都是"吉利日"、长假前、下半年开学前。③分娩时段分布:24 h中,自然分娩数分布较均匀,而剖宫产则集中在8点～16点之间。上午最高为9点(12 177例),下午最高为14点(7 785例),呈双峰分布。④高龄初产、户籍、妊娠合并症和并发症等都是与剖宫产率相关的影响因素。⑤阴道分娩者的产后出血量低于剖宫产分娩者。结论:上海市分娩量呈持续增长趋势,而且外来孕产妇构成快速增加;剖宫产率居高不下,急需通过多种方式促进自然分娩。

Analysis on the delivery conditions in Shanghai in 2009

Objective:To analyze the delivery conditions in Shanghai in 2009,understand delivery-related information,provide a basis for improving the quality of obstetrical department in Shanghai.Methods:The registration records of delivery from the obstetrical medical institutions in Shanghai in 2009 were collected and analyzed retrospectively.Results:The number of live birth infants in 2009 was 187 335,the infants with Shanghai registered permanent residence and non-local registered permanent residence accounted for 45.2% and 54.8%,respectively.The cesarean section rates of pregnant women with Shanghai registered permanent residence and non-local registered permanent residence accounted for 67.9% and 45.0%,respectively.The distribution of date of delivery: the change of daily number of spontaneous labor was small during the whole year,but the distribution of number of cesarean section had significant peak and low point,the peak days were mostly "lucky days",the days before holidays and the days before new term beginning in the second half of the year.The distribution of delivery period of time: the distribution of number of spontaneous labor in a day is uniform,but the distribution of cesarean section was from 8 to 16 o’clock.The distributions of highest number of spontaneous labor in the morning and in the afternoon was 9 o’clock(12 177 women) and 14 o’clock(7 786 women),showing a double-peak manner.Advanced age,primiparity,and pregnancy complications were related effect factors of cesarean section rate.The amount of blood loss among the women adopting vaginal delivery was lower than that among the women adopting cesarean section.Conclusion:The number of delivery in Shanghai shows a gradual increasing trend,and the proportion of floating pregnant women increases rapidly;the cesarean section rate maintains high,many methods are needed urgently to promote spontaneous labor.