南京市秦淮区4483名2～7岁儿童龋齿情况调查分析

目的　了解南京市秦淮区 2～ 7岁儿童乳牙龋齿患病情况。方法　随机抽样调查南京市秦淮区 2 0所幼儿园 ,2～ 7岁儿童患龋齿情况 ,以视诊为主。结果　 2～ 7岁儿童乳牙龋齿总患病率为 34 37% ,龋齿的患病率随年龄的增长而增高 ,龋齿均数也随之增加。结论　要针对儿童各个生长时期的年龄特点 ,做好龋齿的防治工作

An Investigation of Caries of 4 483 Children Aged from 2 to 7 Years Old

Objective To investigate the deciduous tooth caries of children aged from 2 to 7 years old in Qinhuai District, Nanjing City. Methods A random sample investigation was carried out among the children aged from 2 to 7 years old in 20 kindergartens. Results A total incidence rate of deciduous tooth caries was 34.37% among the children investigated. The incidence rate became higher and the number of decayed teeth became great as the children were growing up. Conclusion Much work should be done to prevent caries according to their different growth stages.