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目的:探讨沂蒙山区自然流产的发生率及自然流产的主要原因。方法:采用随机整群抽样,进行回顾性流行病学调查,对沂蒙山区2006年1月1日～2008年6月30日发生的自然流产夫妇的相关资料进行分析。结果:沂蒙山区的自然流产率为1.5%。孕妇本人居住环境、职业、文化程度及配偶年龄、文化程度、吸烟嗜好,孕妇现患病、既往患病、既往异常妊娠流产史可影响自然流产的发生;孕早期发烧,孕早期、孕中期接触宠物等可导致自然流产。结论:既往异常妊娠流产史是主要的自然流产的危险因素;孕妇文化程度越高,自然流产发生率越低。
Objective: To investigate the incidence of spontaneous abortion and the main causes of spontaneous abortion in Yimeng Mountain. Methods: A randomized cluster sampling was conducted to conduct a retrospective epidemiological investigation. The data of spontaneous abortion couples occurred in Yimeng Mountain from January 1, 2006 to June 30, 2008 were analyzed. Results: The natural abortion rate in Yimeng Mountain Area was 1.5%. Pregnant women living environment, occupation, educational level and spouse age, educational level, smoking habits, pregnant women are sick, past illness, previous abortion history of abnormal pregnancy can affect the occurrence of spontaneous abortion; early pregnancy fever, early pregnancy, second trimester exposure Pets, etc. can lead to spontaneous abortion. Conclusion: Abortion history of previous abnormal pregnancy is the main risk factor of spontaneous abortion. The higher the educational level of pregnant women, the lower the incidence of spontaneous abortion.