中文摘要：

目的：了解广州地区孕妇先兆流产的流行状况及影响因素,为建立有效的孕妇保健运作模式提供依据。方法：采用整群随机抽样的方法抽取研究对象,抽取2012年1月～6月间在广州市妇女儿童医疗中心进行常规产前检查的孕妇作为调查对象。采用Logistic回归等分析方法进行统计分析。结果：在838名调查对象中,先兆流产的发生率为24.6%。流产史、孕期的情绪、孕期服用激素及孕期服用药物是疑似抑郁/焦虑障碍的危险因素,其OR值分别为1.456、1.415、4.701、5.765;妊娠后较清淡的饮食为保护因素,OR=0.675。结论：广州地区孕妇先兆流产率较高,与孕期饮食、情绪、流产史、服用激素及药物等因素有关。

英文摘要：

Objective： To understand the prevalence and influencing factors of threatened abortion among pregnant women in Guan- gzhou city, and provide a basis for establishing effective maternal health operation pattern. Methods： The pregnant women who received rou- tine prenatal examination in Guangzhou medical center for women and children from January to June in 2012 were selected by cluster random sampling method as research objects. Loglstle ~＇egression analysis was used for statistical analysis. Results： Among 838 respondents, the in- cidence of threatened abortion was 24, 6%. The suspected risk factors of depression/anxiety included abortion history, amotion during gesta- tional period, taking hormones or drugs during gestational period, the OR values were 1. 456, 1. 415, 4. 701, and 5. 765, respectively; light diet after delivery was a protective factor, the OR value was 0. 675. Conclusion： The incidence of threatened abortion among pregnant women in Guangzhou is high, which is correlated with diet, emotion, abortion history, taking hormones or drugs during gestational period.