摘要
目的了解南京市小学生龋齿患病情况,为学校防龋工作提供参考依据。方法采用整群抽样的方法,对南京市1846名6～12岁小学生(男生878名,女生968名)进行龋齿患病情况的流行病学调查。结果学生混合患龋率为59.2%,龋均为1.9。患龋率、龋均性别差异无统计学意义。患龋率、龋均随年龄增加而降低;好发牙为第二乳磨牙和第一恒磨牙。乳龋充填率为47.96%,恒龋充填率为27.97%,混合充填率为43.72%。结论南京地区小学生患龋率较高,预防龋齿应以第二乳磨牙和第一恒磨牙为主。
Objective To investigate prevalent status of dental caries among primary school students in Nanjing in order to provide reference fnr school dental caries prevention. Methods By using cluster sampling method, 1 846 students （878 boys, 968 girls） aged 6 - 12 years in Nanjing were selected and taken epidemiological investigation about prevalent status of dental caries. Results Students＇ mixed caries prevalence was 59.2% and dmft was 1.9, and both of them had no significant difference between gender. As age increased caries incidence and dmft decreased. The easiest disease tooth were second deciduous molar and six-year molar. The filling rates of deciduous and permanent caries were 47.96% and 27.94%. The mixed caries filling rate was 43.72%. Conclusion The prevalence of caries is high in Nanjing. The second deciduous molar and the six-year mnlar should be the keystone of dental caries prevention.
出处
《中国学校卫生》
CAS
北大核心
2009年第12期1087-1088,1091,共3页
Chinese Journal of School Health
关键词
龋齿
患病率
治疗结果
学生
Dental caries
Prevalence
Treatment outcome
Students
