福建省宁德市5岁儿童龋病状况及相关因素分析

The clinical analysis of caries status and related factors in the children under five years old in Ningde

目的了解福建省宁德市5岁儿童乳牙龋病状况及相关因素，为开展儿童VI腔预防保健提供理论参考。方法依据口腔流行病学调查方案，采取等容量、多阶段的分层抽样方法，抽取720名宁德市5岁年龄组儿童，使用CPI探针检查全口乳牙牙冠龋病情况。同时对所有被查儿童家长就儿童的生活习惯、口腔卫生习惯和就医情况等进行问卷调查。结果宁德市5岁儿童乳牙患龋率为79．86％，龋均5．25个，龋齿充填率为2．08％。患龋率在城乡、性别间的差异均无统计学意义（均P〉0．05）；乳牙充填率城市高于农村，男、女性别差异无统计学意义（均P〉0．05）。家长的文化程度对儿童龋病的发生起到一定的作用。结论应加强儿童乳牙龋的预防工作，增强口腔健康教育，控制儿童龋病发病率。

Objective To analyze the caries status and related factors in the children under five years old in Ningde,in order to provide a theoretical reference for conducting oral health care for children. Methods Based on the oral epidemiological survey program, capacity, multi-stage stratified sampling method was used to collect 720 chil- dren under five years old in Ningde. CPI probe was used to check the full mouth of the deciduous teeth crowns dental caries. The children＇ habits, oral hygiene habits and medical conditions were investigated by questionnaire survey. Results The incidence rate of deciduous teeth caries of 5-year-old children in Ningde was 79.86%, DMFT was 5.25, caries filling rate was 2.08%. Caries prevalence had no statistically significant difference between urban and ru- ral areas （P 〉 0. 05 ）. Deciduous teeth filling rate in urban was higher than rural areas, the difference was not statisti- cally significant according to different sex. The educational level of the parents played a role in the incidence of dental caries in children. Conclusion The prevention of children deciduous caries should be strengthened, and enhance the oral health education to control the caries incidence.