银川市儿童青少年龋病患病趋势分析

的　分析银川市儿童青少年龋病患病的发展趋势及特点。方法　1990、1996和2001年采用WHO口腔 流行病学调查方法对银川市3岁、5岁、12岁和15岁的儿童青少年进行调查,记录龋均、龋面均和龋齿充填比率,并 进行统计分析。结果　1990~2001年,3岁、5岁和12岁儿童青少年的龋患呈下降趋势(P<0·01), 15岁青少年龋 患无明显变化;少部分儿童乳牙龋患严重;龋齿的充填比率较低。结论　随着口腔健康教育的开展,银川市儿童青 少年龋患呈下降趋势,但应加强对龋易感儿童的诊断、预防和早期治疗,提高龋齿充填比率。

Study of Dental Caries Prevalence in Children of Yinchuan in China

Objective To assess the dental caries prevalence of children in Yinchuan.Methods The 3-,5-,12-,15-year-old children were chosed from nursery,primary and middle schools of Yinchuan in 1990,1996 and 2001.The survey was carried out by five senior dentists from stomatologic hospital of Yinchuan according WHO criteria.DMFT,DMFS and the ratio of tooth filled were counted.Results From 1990 to 2001,the prevalence of dental caries of 3-,5-,12-year-old children was degression(P<0.01).But the prevalence of dental caries of 15-year-old children had no obvious change.The dental caries of small proportion of children were serious.The ratio of tooth filling was low.Conclusion With the development of oral health education,the prevalence of dental caries of 3-,5-,12-year-old children in Yinchuan is descend.But the diagnosis,prevention and treatment should be strengthened,and the ratio of tooth filling should be increased.