成都农村儿童患龋状况调查报告

An epidemiologic survey of dental caries among school children in the rural area of Chengdu

目的 通过随机整群抽样的方法,了解成都农村地区儿童现患龋状况。方法 随机抽取成都农村地区小学,对所抽取的每所学校7~11岁学生进行口腔龋病的全面检查并记录。龋病检查和记录标准采用Nyvad指数。检查结果均通过Epidada软件进行数据录入,使用SPSS 13.0统计软件分析数据。结果 对四川省成都市农村地区6 157名学生进行了口腔龋病的全面检查,其中男性3 070名,女性3 087名,平均年龄为(9.6±0.64)岁。本次调查中,乳牙患龋率为77.8%。恒牙患龋率为33.5%。早期龋患病率为9.7%。患龋者中,活跃性龋者占78.2%,非活跃性龋者占22.8%。乳恒牙活跃性龋多分布在面、颊面、舌面。结论 成都农村儿童患龋以活跃性龋损为主,乳恒牙活跃性龋多分布在面、颊面、舌面。

Objective To determinethe prevalence of dental caries among school children in the rural area of Chengdu city. Methods The primary schools of Chengdu city in Sichuan province were chosen randomly. All school children aged between 7 to 11 years old were examined for dental caries using Nyvad index. All results of the oral examinations were recorded using Epidata software. Statistical analysis was performed using SPSS 13.0 edition. Results This survey included a total of 6 157 school children, including 3 070 males and 3 087 females. The average age was 9.6±0.64. The prevalence of dental caries in primary teeth and permanent teeth werer 77.8% and 33.5%, respectively. The prevalence of early childhood caries was 9.7%. The prevalence of dental caries includes 78.2% of active dental caries and 22.8% of non-active dental caries. The dental caries were frequently found on occlusal, buccal, and lingual surfaces. Conclusion This survey showed that most dental caries were active. The dental caries were frequently found on the occlusal, buccal, and lingual surfaces.