广州市天河区学龄前儿童龋病调查及防制

目的了解广州市天河区学龄前儿童乳龋患病现状及其影响因素，为防治乳龋提供依据。方法随机抽取3～6岁学龄前儿童448名，由口腔科医师在自然光下用口镜探针进行口腔象限逐个检查，采用自行设计问卷进行影响因素调查，应用非条件logistic回归模型进行影响因素分析。结果广州市天河区学龄前儿童乳龋患病率为44．87％，龋患率随年龄的增长显著上升，以6岁最高（57．63％），好发于下颌第二磨牙咬牙争面，充填率为18．91％；Logistic分析结果显示年龄、经常吃糖是其危险因素，而儿童口腔卫生习惯和母亲口腔卫生知识及行为则是保护因素。结论应加强儿童预防龋齿的健康教育工作。

Epidemiological study on risk factors of caries in preschool children of Tianhe District,Guangzhou City

Objective To understand the risk factors related to caries in deciduous teeth, so as to provide the evidence for early prevention. Methods A total of 448 preschool- children aged 3-6 years old in Tianhe District of Guangzhou City were examined and a questionnaire survey was completed. The variances of caries risk factors were analyzed statistically. Results The caries prevalence was 44.87%, and caries had many risk factors such as the age and the custom eating candy, and protect factors such as the custom of oral cavity health and the health knowledge of mothers. Conclusions It is important to improve the health education of children caries prevention.