目的了解上海市延吉街道MS的患病情况。方法采用整群随机抽样、现场横断面调查的方法对上海市延吉街道40～90岁的常住居民进行问卷调查。结果调查的1819人中,具有MS4个组分中的1种所占比例最大,为31%,超重、肥胖和高血压的标化率分别为35.78%,9.47%和38.19%。结论调查人群的健康情况不容乐观,政府应大力宣传MS知识。 Objective To understand the prevalence of MS in Yanji Street, Shanghai. Methods Random cluster sampling and field cross-sectional survey were conducted to survey the residents aged 40-90 in Yanji, Shanghai. Results Among the 1,819 people surveyed, one of the four MS4 components accounted for the largest proportion of 31%, and the standardized rates of overweight, obesity and hypertension were 35.78%, 9.47% and 38.19%, respectively. Conclusion The health status of the surveyed population is not optimistic, and the government should vigorously publicize the MS knowledge.