贵阳市息烽县12～15岁学生氟牙症调查报告

Investigation report of dental fluorosis in students aged 12 ～ 15 in Xifeng of Guiyang city

目的调查分析贵阳市息烽县12～15岁学生氟牙症患病情况,为当地降氟防治提供参考。方法采用整群、分层、多级抽样方法对2011年息烽县456名12～15岁学生恒牙氟牙症情况进行调查分析。结果 456名学生中12、13、14、15岁氟牙症患病率分别为15.38%、19.33%、25.42%和30.43%,氟牙症指数(Fci)分别为0.29、0.32、0.44和0.57。结论与2000年相比,2011年贵阳市息烽县氟牙症仍边缘性流行。

Objective To investigate the prevalence of dental fluorosis in Xifeng County, Guiyang City in order to provide the reference for the local defluorination. Methods By using method of cluster, stratified and multistage sampling, 456 students （12-15 year-old） were examined for dental fluorosis in Xifeng County. Results The prevalence rate of dental fluorosis in 12,13,14 and 15 year old students were 15.38 %, 19. 33 % , 25.42% and 30. 43 %, respectively. The community dental fluorosis index （Fci） was 0. 29, 0. 32,0. 44 and 0. 57, respectively. Conclusion Compared with 2000, dental fluorosis in the 12 and 15 year-old students is still mar-ginal pop in Xifeng Country.