异位妊娠是妇产科常见的急腹症之一,发病率约为1%,并有逐年增加的趋势[1]。本病起病急,发展快,如不及时治疗可危及生命,是孕产妇的主要死亡原因之一。本研究通过对异位妊娠发病的危险因素进行分析探讨,为妇女保健工作提供科学依据。1资料与方法1·1资料来源选择2006年2月至2009 Ectopic pregnancy is one of the common acute abdomen obstetrics and gynecology, the incidence rate of about 1%, and a trend of increasing year by year [1]. The disease onset acute, rapid development, if not treated in time can be life-threatening, is one of the main causes of maternal death. In this study, by analyzing the risk factors of ectopic pregnancy, we provide a scientific basis for women’s health care. 1 Materials and Methods 1.1 Source Selection 2006 February to 2009