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目的探讨引起产后出血的影响因素,为制定干预措施提供依据。方法对奉化市2010年10月—2012年9月各分娩机构发生的产后出血病例进行回顾性分析。结果 2年间共发生产后出血349例,发生率为3.41%;外地户籍产妇产后出血率为4.16%,高于本地户籍的2.77%(P<0.01);剖宫产的出血率为4.10%,高于阴道产的2.91%(P<0.01);产后出血发生与孕妇年龄、出生体重、分娩孕周及胎产次呈相关性(P<0.01);早产、过期产、低出生体重、巨大儿、双胎、经产妇、年龄<20岁及>30岁的产妇产后出血的发生率较高。结论重视产后出血高危因素的评估、正确处理分娩过程、积极控制剖宫产率、加强流动人口的围产期管理是降低产后出血发生率,减少产科危重症的发生,保障围产期母婴安全的重要环节。
Objective To explore the influencing factors of postpartum hemorrhage and provide basis for making interventions. Methods Retrospective analysis of postpartum hemorrhage occurred in all delivery institutions from October 2010 to September 2012 in Fenghua City. Results A total of 349 cases of postpartum hemorrhage occurred in 2 years, the incidence rate was 3.41%. The postpartum hemorrhage rate of foreign registered women was 4.16%, higher than that of local household registration (P <0.01). The bleeding rate of cesarean section was 4.10% (P <0.01). The incidence of postpartum hemorrhage was related to the age of pregnant women, birth weight, gestational age of childbirth and the number of births (P <0.01). Premature delivery, overdue birth, low birth weight, Twins, maternal, aged <20 years and> 30 years old, had a higher incidence of postpartum hemorrhage. Conclusions Emphasis is placed on the assessment of risk factors for postpartum hemorrhage. Correct management of childbirth, positive control of cesarean section rate and perinatal management of floating population are to reduce the incidence of postpartum hemorrhage, reduce the incidence of obstetric critical illness and ensure the safety of perinatal maternal and infant Important part.