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目的：探讨产后出血的原因及预防。方法：采用回顾性临床分析，对本院诊治的200例产后出血患者进行分析。选择同期无产后出血200例作为对照组。结果：产后出血发生率5．6％，发生在2h内86％；产后出血原因：子宫收缩无力130例，占68％，胎盘因素35例，占17．5％，软产道裂伤20例，占10．0％，其他15例，占7．5％。结论：产后出血发生率较高，与多种原因有关；加强孕前宣教及孕期管理、严格掌握剖宫产指征、提高医务人员助产技术、同时提倡早接触早吸吮等可减少产后出血的发生。“,”Objective To explore the causes and prevention of postpartum hemorrhage .Methods a retrospective clinical analysis ,to the hospital for treatment of 200 cases of postpartum hemorrhage were analyzed .Select the same period without as the control group of 200 cases of postpartum hemorrhage .Results the incidence of postpartum hemorrhage occurred in 5 .6% ,2h for 86% reasons :postpartum hemor-rhage ;uterine atony accounted for 68% ,130 cases ,35 cases of placental factors ,accounting for 17 .5% ,soft birth canal laceration in 20 ca-ses ,accounting for 10% ,other 15 cases ,accounting for 7 .5% .Conclusion the incidence rate of postpartum hemorrhage are higher ,and a variety of reasons ;to strengthen the pre pregnancy and pregnancy missionary management ,strict control of cesarean section indications ,im-prove midwifery skills of medical personnel ,and promoting early contact early sucking can reduce the incidence of postpartum hemorrhage .