目的　了解东莞地区常住人口与流动人口的高危妊娠发病情况 ,提出降低发病率的对策和措施。方法　根据 1996～ 2 0 0 0年我院产科产妇的临床资料 ,对高危妊娠的发病情况进行分析。结果　 5年高危妊娠发生总数是 5 13 6例 ,平均发病率 3 0 2 7% ,不同人口发病率不同 (P <0 0 1) ,其中常住人口 2 9 0 7% ,流动人口 3 6 2 8% ;高危妊娠的病因构成依人口不同而有别 ,主要是疤痕子宫、胎位异常、头盆不称、早产、妊高征等等。结论　提高产前检查率 ,改善流动人口孕产妇的经济及工作条件 ,提高孕产妇保健的系统性和服务质量 ,加强健康教育是降低高危妊娠发病率的有效措施 Objective To understand the incidence of high-risk pregnancies between permanent population and floating population in Dongguan area and to put forward countermeasures and measures to reduce the incidence. Methods According to the clinical data of obstetrics and gynecology in our hospital from 1996 to 2000, the incidence of high-risk pregnancy was analyzed. Results The total number of high-risk pregnancies at 5 years was 5 13 6 cases with an average incidence of 3027%. The incidence of different populations was different (P 0 01), of which 29.07% were permanent residents and 36 68 %; High risk pregnancy etiology constitute different according to different population, mainly scar uterus, abnormal fetal position, cephalopelvic disproportion, premature delivery, pregnancy induced hypertension and so on. Conclusion Increasing the rate of prenatal examination, improving the economic and working conditions of migrant women, improving the systemic and service quality of maternal health and strengthening health education are effective measures to reduce the incidence of high-risk pregnancy