广州市东山区小学生龋齿发病情况8年监测

Eight Years Observation of the State of Decayed Permanent Tooth among Pupils in Dongshan District of Guangzhou City

目的了解广州市东山区小学生恒牙龋齿发病特点和规律,为今后的龋齿防治工作提出方案。方法1997～2004年每年9～12月对广州市东山区内在校1～6年级小学生进行龋病情况调查。结果东山区小学生恒牙患龋率介于4.27%～14.57%之间,整体呈下降趋势,低于广州市儿童恒牙患龋率(16.23%)。女生患龋率高于男生。结论本区牙防工作初见成效,但患龋率近期出现上升趋势,应加大牙防工作力度。

Objective To observe the regular rule and the development characteristics of decayed permanent tooth a- mong pupils.In order to advancing plan for prevention and cure decayed tooth in the futureMethods Investigate carries preva- lence rate of the pupils from Grade one to Grade six from 1997 to 2002 in Dongshan District of Guangzhou Results Carries prevalence varied from 4.27% to 14.57%,and was lower than that in Guangzhou(16.23%).The incidence of decayed tooth in girls was higher than boys.Conclusion The work in preventing dental caries has obviously effective,but the carries prevalence began to rise in 2002.We should work hard to prevent the dental carries in the coming years.