上海市徐汇区小学生第一恒磨牙龋病调查分析

目的:了解并分析上海市徐汇区小学生第一恒磨牙龋病情况,为防治提供依据。方法:以WHO口腔健康调查基本方法为标准,对采用随机整群抽样方法抽取的上海市徐汇区8所小学7～12岁5698名小学生的第一恒磨牙龋病情况进行调查,采用SPSS 13.0软件包对数据进行统计学分析。结果:第一恒磨牙患龋率为16.18%,患龋者龋均为1.80。女性患龋率和患龋者龋均均显著高于男性(P<0.01)。7～12岁第一恒磨牙患龋率随年龄增长明显升高,第一恒磨牙总体充填率为56.04%,下颌第一恒磨牙比上颌易患龋,每天刷牙1次或以下者,第一恒磨牙患龋率显著高于每天刷牙2次及以上者。结论:上海市徐汇区小学生第一恒磨牙患龋情况不容乐观,需进一步加强对第一恒磨牙龋患的预防和治疗。

Investigation of the first permanent molar caries in primary school students in Xuhui District of Shanghai Municipality

PURPOSE:To investigate the prevalence and current status of caries about the first permanent molars of students in elementary schools in Xuhui District of Shanghai Municipality in order to provide evidence for prevention and treatment strategies of caries.METHODS: Random cluster samples of 5698 students aged from 7 to 12 years old were examined with regard to caries epidemic status of the first permanent molars.The results were analyzed by SPASS13.0 software package.RESULTS:The caries prevalent rate of the first permanent molars was 16.18%.The mean DMFT of the caries patients was 1.80.The females’ mean caries prevalent rate and DMFT of the first permanent molars were both significantly higher than males’.The caries rate increased rapidly with aging from 7 to 12(P<0.01).The overall filling rate of the first permanent molars was 56.04%.The prevalence of the first permanent molars in the mandible was significantly higher than that in the maxilla(P<0.01).The caries rate of students,who brushed teeth twice a day or more,was significantly lower than those who brushed teeth once a day or less.CONCLUSIONS: The caries prevalence of the first permanent molars in students of 7 to 12 years old in elementary schools in Xuhui District of Shanghai municipality was less optimistic.Some concrete measures should be taken to prevent and treat caries.