中文摘要：

目的了解湖州地区老年轻度认知功能损害（MCI）的患病率，探讨影响MCI的危险因素。方法采用整群分层抽样的方法，抽取湖州市区和农村各两个社区进行调查。结果2164名老年人中MCI的患病率为14．33％，不同年龄、性别、文化程度、收入状况、饮酒和吸烟状况老年人MCI的患病率比较，差异均有统计学意义（P〈0．05）。多元Logistic回归分析显示：性别[OR=2．03，95％CI（1．417，2．908）]、年龄[OR=1．155，95％CI（1．125，1．185）]、文化程度[OR=1．554，95％CI（1．212，1．992）]、吸烟状况[OR=1．154，95％CI（1．039，1．588）]、饮酒状况[OR=1．519，95％CI（1．322，2．439）]、体育锻炼时间[OR=0．757，95％CI（0．629，0．911）]、食用保健品[OR=1．539，95％CI（1．190，1．991）]、邻居交往[OR=1．474，95％CI（1．074，2．021）]和子女交流[OR=1．540，95％CI（1．111，2．135）]进入回归模型。结论女性、高龄、文化程度低、吸烟、饮酒、体育锻炼少、食用保健品少、邻居交往少、子女交流少均是MCI的危险因素。

英文摘要：

Objective To study the prevalence and the risk factors of mild cognitive impairment among the aged in Huzhou. Methods Stratified cluster sampling was used and two urban communities and two rural communities were involved into the study. Results The prevalence of MCI was 14. 33% among 2 164 aged and it was significantly different according to different age, sex, education level, income level, drinking and smoking conditions （P 〈 0. 05 ） . The results of Logistic analysis were： Sex [OR=2.03, 95%CI （1.417, 2. 908）], age [OR=1.155, 95%CI （1.125, 1.185）], education levels [OR= 1.554, 95%CI （1.212, 1.992）], smoking [OR=1.154, 95%CI （1.039, 1.588）], drinking [OR=1.519, 95%CI （ 1. 322, 2. 439） ], physical exercise [ OR = 0. 757, 95% CI （0. 629, 0. 911 ） ], health products [ OR = 1. 539, 95% CI （ 1. 190, 1. 991 ） ], neighbor relation [ OR = 1. 474, 95% CI （ 1. 074, 2. 021 ） ] and child communication [ OR = 1. 540, 95%CI （1.111, 2.135）] .Conclusion Female, senility, low education, smoking, drinking, lacking physical exercise, lacking health products, lacking neighbor communication and child communication were risk factors of MCI.