保定市18岁及以上人群痴呆流行病学调查

Epidemiological survey of dementia in the people aged 18 and above in Baoding city.

目的了解保定市18岁及以上人群痴呆的患病率和分布特点。方法2004年10月至2005年3月采用多阶段分层整群抽样方法随机抽取10073名≥18岁的人为调查对象,依被检查者是否存在有记忆障碍或/和智能下降,筛选出高危人群,后以简易智力状态检查（MMSE）为主要筛选工具,由精神科医生对得分符合痴呆者进一步筛选,排除精神发育迟滞和脑器质性疾病所致痴呆。结果9021人完成调查,其中388人有记忆和智能问题,155人确诊为老年痴呆,痴呆患病率为17.18‰（95%CI为14.50‰-19.86‰）。结论痴呆已成为当今老年医学和家庭的一个重要课题,并为迫切需要关注的公共卫生问题之一。

Objective To describe the current prevalence and distribution of dementia in Baoding city. Methods From Oct. 2004 to Mar. 2005, stratified multistage cluster randomization was used to identify 10073 subjects 18 years and above of Baoding city. The subjects who had or had not memory disorder and intelligence disorder were identified subgroups at high risk of having dementia, then psychiatrists screened these subjects by Mini--mental State Examination （MMSE） and diagnosed further, excepting vascular dementia and mental retardation. Results A total of 9021 subjects completed the screening,388 of them had memory disorder or intelligence disorder, 155 were diagnosed as dementia. The overall current rate of dementia was 17.18%0（95%CI： 14. 50‰-19.86‰）. Conclusion Dementia have become a major question in the ageing medicine and household today, and could be a public health problem needing to be paid close attention to urgently.