河北省5岁人群乳牙龋病抽样调查报告

THE DECIDUOUS CARIES IN A 5-YEAR-OLD HEBEI COHORT: A SAMPLED INVESTIGATION

目的了解河北省5岁人群乳牙龋病状况.为河北省口腔卫生保健工作提供信息支持。方法采用多阶段分层等容量随机抽样的方法,抽取河北省5岁城乡常住人口720例,男女各半。按照《第三次全国口腔健康流行病学调查方案》中临床检查牙列状况的检查方法和标准,使用社区牙周指数探针检查全口乳牙牙冠龋病情况。计算出患龋率、龋均。结果 5岁组人群乳牙患龋率为69.1%、龋均为3.3。龋齿充填率为3.4%。龋均和患龋率在城乡无显著性差异(P>0.05)。结论 5岁儿童乳牙龋齿较严重,96.6%龋齿未经治疗,是龋病预防的重点人群。

Objective To investigate the current status of deciduous caries in population at the age of 5 years in Hebei province,thus to provide scientific basis for the establishment of oral health care policies in Hebei. Methods An equalized stratified multi-stage randomly sampling design was applied to obtain a provincially representative sample group consisted of 720 Hebei residents aged at 5 years old, with a gender ratio of half to half. The caries in the crowns of deciduous teeth were assessed according to the Guideline for the 3rd National Oral Health Survey,thereafter the caries rate and decayed,missing and filled tooth （dmft） of deciduous teeth were calculated. Results In the population of aged 5, the caries rate was 69.1%, with a dmft of 3.3. Only 3.4% of the caried teeth had been filled. No significant geographical difference between the town and the village was found. Conclusion The data suggest that deciduous caries remained a serious problem among 5-year-old population, which should be the key target of caries prevention.