【摘要】 目的了解北京市西城65~74岁老年人患龋率,分析影响患龋的因素。方法随机抽取西城区65~74岁老年人630名进行患龋状况调查,对其中1/2样本进行问卷调查,有效问卷283份,统计分析龋齿与影响因素间的关系。结果患龋率83%,龋均6.46;根面龋患病率13.2%。有无茶水漱口习惯,是否用保健牙刷,每天刷牙次数和是否曾看过牙医对龋易感性有影响。结论与第2次全国口腔健康调查相比,65~74岁老年人患龋率,龋均和需治疗牙数增加。每天刷牙2次或以上,使用保健牙刷,和有用茶水漱口习惯的老年人患龋危险性较低,看过牙医的人患龋率较高。更多还原

【Abstract】 Objective To evaluate the status of dental caries of 65-74 year-old elders in Beijing, and to analyze the correlation between caries and risk factors.Methods Six hundred and thirty elders aged 65-74 in Xicheng district Beijing were examined in the survey. The questionnaires were finished by 283 elders. The variances of caries risk factors were analyzed.Results and conclusion The caries prevalence rate was 83%, and DMFT was 6.46; the root-caries prevalence rate was 13.2%. Compared with the Second National Oral Health Survey, elders’ caries prevalence rate and DMFT increased. People who brushed teeth twice or more everyday,used health-toothbrush and had the habit of gargling with tea had less dental caries.更多还原