某区中小学生龋齿患病情况的分析

AN ANALYSIS ON DECAYED TOOTH STATUS AMONG PRIMARY AND MIDDLE SCHOOL STUDENTS IN FUTIAN DISTRICT OF SHENZHEN CITY

目的 :了解深圳市福田区中小学生龋齿患病情况 ,为采取防治措施提供科学依据。方法 :随机选取深圳市福田区中学 4所 ,小学 6所 ,对 14 986名学生进行龋齿检查。结果 :中小学生龋患率为 18.2 4 % ,恒牙龋均为 0 .5 30。女生龋患率高于男生差异有非常显著性 (χ2 =37.6 4 ,P<0 .0 1)。中小学生龋患率随年龄增长而上升的趋势 ,13岁、 14岁年龄组学生的龋患率达高峰 (4 1.19%和 38.4 5 % ) ,差异有非常显著性 (χ2 =1886 .71,P<0 .0 1)。同时发现 ,恒牙龋齿充填率女生高于男生差异有非常显著性 (χ2 =173.11,P<0 .0 1) ,并呈现出随年龄增长而上升的趋势。结论 :该区中小学生龋齿防治任务仍十分艰巨 ,应采取相应的预防对策和措施。

Objective:To realize decayed tooth status among primary and middle school students in Futian district of Shenzhen city so that to provide science basis for prevention and cure measure of decayed tooth.Methods:Random selecting 4 middle schools and 8 primary schools in Futian district of Shenzhen city,14 986 students were examined for decayed tooth.Results:The decayed tooth rate was 18.24 per cent,and decayed missed filled teeth(DMFT) was 0.530 in primary and middle school students of Futian district.The decayed tooth rate in female are significantly higher than those in male( χ 2=37.64,P< 0.01).The decayed tooth rate in primary and middle school students has a trend of increasing by age,and the peak of decayed tooth rates appear at group 13 years and group 14 years.The difference was very significant( χ 2=1886.71,P< 0.01).The decayed tooth filling rate of constant tooth in female are significantly higher than those in male( χ 2=173.11,P< 0.01),and the decayed tooth filling rate has a trend of increasing by age.Conclusions:Prevention and cure task of the decayed tooth of primary and middle school students in Futian district of Shenzhen city is arduous,and require to establish corresponding prevention countermeasures and measures.