【摘要】 目的 :探讨农村老年期痴呆发病率、病死率及相关因素。　方法 :以 1998年在上海郊区青浦农村进行老年期痴呆患病率调查时的非痴呆老年人 2 0 15名为样本 ,进行痴呆发病率的调查 ,并随访观察 3年。　结果 :在老年人群中 ,痴呆发病率为 0 .4 %～ 0 .5 % ,发病率与年龄、性别、文化程度关系密切。痴呆患者的年均病死率为 18.5 % ,明显高于同一地区同一时期同龄老年人的年均病死率 3.0 %。　结论 :痴呆在农村老年人群中发病率较高 ,病死率明显高于同龄老年人 ,值得引起重视更多还原

【Abstract】 Objective:To investigate the incidence and mortality of senile dementia in rural area and its relative factors. Method:Following up 2 015 non-dementia elderly people from the prevalence study of senile dementia in 1998 for three years,the incidence and mortality of senile dementia in this sample were investigated. Results:The incidence of senile dementia was 0.4%-0.5%,which was closely related to age,sex,and education.The annual mortality was obviously higher in senile dementia(18.5%) than that in general elderly people (3.0%). Conclusion:The incidence of dementia among elderly population is higher in rural area.It is suggested that some measures be taken to improve service on these people.更多还原