【摘要】 目的:获取河南省老年人牙列缺损、缺失情况的基本资料。方法:采用分层、不等比、多阶段、整群抽样的方法,对全省范围内65～74岁年龄组老年人牙列缺损、缺失情况进行流行病学抽样调查。结果:受调查的2320人中,牙列缺损者为1219人,占52.54%;义齿修复者为641人,占牙列缺损者的52.58%;牙列缺失率为21.98%,修复率为71.18%。结论:与全国平均水平相比,河南省老年人牙列缺损率较低,牙列缺失率较高。更多还原

【Abstract】 Objective: This survey was to investigate the prevalence of dentition defect and dentition missing of aged people and the needs of dental treatment.Methods: Non-proportional stratified cluster sampling was used for this study.Results: Dentition defect prevalence rate was 52.54%,dentition missing rate was 21.98%.Conclusion: The dentition defect rate of Henan province was lower than the same age person in other provinces in mainland,but the dentition missing rate was higher than the later.更多还原