湖南省老年人牙齿缺失及修复情况抽样调查

A sampling investigation of tooth loss and prosthetic condition of the elderly people in Hunan province

目的了解湖南省老年人牙齿缺失及义齿修复情况。方法采用分层随机整群抽样的方法,对湖南省老年人牙齿缺失及义齿修复情况进行抽样调查。结果老年人牙齿缺失率为64.8%,无牙颌率为2.44%,义齿修复率为35.6%,牙齿修复率为41.8%。不同性别、城乡间牙齿修复率有差异(P<0.05),缺牙率差异无统计学意义(P>0.05);义齿修复种类以"不良修复体"所占比例最高。结论湖南省老年人牙齿修复率有待进一步提高,且要避免不良修复体。

Objective To investigate the condition of tooth loss and denture restoration of the elderly people in Hunan Province.Methods The survey of tooth loss and denture restoration of the elderly people in Hunan was conducted using randomly sampling stratified cluster method.Results The prevalence of tooth loss of the elderly was 64.8%,and the percentage of edentulous people was 2.44%.There were only 35.6% of the elderly had prosthesis,and 41.8% of the missing teeth were repaired.For the repair rate of missing teeth,there was statistical significance between urban and rural,as well as between male and female（P0.05）,while there was no statistical significance for the prevalence rate of tooth loss（P0.05）.Furthermore,inappropriate dental prosthesis appeared most frequently among the elderly people.Conclusion More work should be done to improve the repair rate of missing teeth among the elderly in Hunan.Moreover,it is necessary to prevent inappropriate or offensive dental prosthesis.