目的:了解江西省南昌市已婚育龄妇女药物流产率及其分布情况。方法:采用多阶段分层随机抽样方法抽取南昌市2县(进贤县、安义县)2区(青山湖区、西湖区)5 468名已婚育龄妇女,对其社会人口学特征、婚姻、生育状况进行问卷调查。结果:随着年龄增加,药物流产率逐渐下降,以20~24岁和25~30岁年龄段较高,分别为7.9%和8.5%(P=0.001);初孕年龄在20~24岁和25~30岁年龄段药物流产率较高,分别为7.7%和7.1%(P=0.002);结婚年数在5~10年的药物流产率最高(9.0%,P<0.001);随着妊娠次数的增加,药物流产率亦增加,妊娠5次的药物流产率最高(25.8%);职业以农民工和专业技术人员药物流产率较高,分别为15.0%和12.5%(P<0.001);文化程度越高,药物流产率越高,大专及以上文化程度为最高(10.7%,P<0.001);居住城镇的药物流产率明显高于乡村(P=0.001);公费医疗的药物流产率明显高于自费和其他医疗保健形式者(P<0.001)。两分类Logistic回归分析结果显示,职业为工人是药物流产的危险因素,文化程度越低、结婚年数越多、初孕年龄越大、公费医疗保健形式,则药物流产率越低。结论:药物流产发生的高危人群为20~29岁年龄段和较高学历的育龄妇女;增加经济收入,提倡晚育均可以减少药物流产的发生率。 Objective: To understand the medical abortion rate and its distribution in married women of childbearing age in Nanchang, Jiangxi Province. Methods: A total of 5 468 married women of childbearing age in 2 districts (Qingshanhu and Xihu) in 2 counties (Jinxian County and Anyi County) of Nanchang were recruited by using multi-stage stratified random sampling method. Their social demographic characteristics, marriage, Fertility status questionnaire. Results: With the increase of age, the rate of medical abortion decreased gradually, which was 7.9% and 8.5% respectively in the age groups of 20-24 years and 25-30 years (P = 0.001). The age of first trimester was 20-24 years old and The rate of medical abortion was higher in patients aged 25 to 30 (7.7% and 7.1%, respectively) (P = 0.002); the rate of medical abortion was the highest (9.0%, P <0.001) The rate of drug miscarriage also increased, and the rate of drug miscarriage was the highest (25.8%) five times during pregnancy. The rate of medical abortion was 15.0% and 12.5% ​​respectively for migrant workers and professional technicians (p <0.001) The higher the degree of abortion was, the higher the abortion rate was, the highest was college degree or above (10.7%, P <0.001); the abortion rate in living towns was significantly higher than that in rural areas (P = 0.001); the medical abortion rate was significantly higher At their own expense and in other forms of healthcare (P <0.001). Logistic regression analysis showed that the occupational workers were the risk factors for medical abortion. The lower the educational level, the more the number of marriage years, the older the first trimester, the lower the medical abortion rate. Conclusion: The highest risk groups of medical abortion are women of childbearing age from 20 to 29 years old and higher educational attainment. Increasing economic income and promoting late child birth can reduce the incidence of medical abortion.