安徽省城乡5岁年龄组乳牙患龋率及需治疗情况抽样调查和病因分析

目的了解我省城乡5岁年龄组的口腔健康状况,掌握口腔疾病的发病的第一手资料.方法1999～2000年进行了首次全省范围内口腔健康状况流行病学抽样调查.采用分层、不等比、多阶段整群抽样.结果调查结果显示安徽省5岁年龄组乳牙龋均3.06、患龋率65.73%,低于全国11省市同年龄组儿童4.48和76.55%;乳牙龋失补构成比分别是龋93.14%、失2.29%、补2.61%,需治疗龋齿总牙数6210颗平均2.68颗.结论与全国11省市同年龄组儿童乳牙龋失补构成比相比较,龋低于全国水平、失牙数远高于全国水平、补牙数低于全国水平,需治疗龋齿均数远低于全国11省市同年龄组3.9颗的水平.

A epidemiological investigation and preventive measures on primary tooth caries aged 5 in Anhui Province

Objective To investigate the prevalence of dental diseases and get the first hand data of dental incidence. Mothed Non proportional stratified cluster sampling was first carried out in population in Anhui province from 1999to 2000. Results X dmft in 5 year group was 3 06, primary caries prevalence rate was 65 73%, lower than that of the same age of other 11 provinces (4 48% and 76 55% respectively). The competitive ratio of dmft was 93 14%(d) 2 29% (m). 2 61% (f) respectively. The caries number that needs dental is were 6210 teeth,(2 68 teeth per person).Conclnsion The "d" was lower than that of the same age of other 11 provinces,the caries number that needs dental care were lower than 3 9 teeth per person of the same age fo ather 11 provinces in the competitive ratio of dmft.