广州市人群牙髓病的患病率及危险因素分析

目的调查广州市18～74岁城乡居民牙髓病的患病率及其危险因素。方法采用多阶段分层随机抽样方法，根据《牙体牙髓病学》（第2版）临床诊断标准检查诊断，用SPSS11．0软件统计分析获得牙髓病患病率．并进行危险因素分析。结果广州市18～74岁城乡居民牙髓病的患病率为28．42％，其中男性27．14％，女性29．82％，患病率随年龄增大呈增高趋势。患牙髓病的危险因素包括：性别、年龄、受教育程度、牙齿充填情况和牙齿修复情况。结论通过流调获得广州市人群牙髓病的患病率及其危险因素．提示牙髓病是影响我市人群口腔健康的常见多发病，提出促进牙体疾病的早期治疗、改善治疗质量和增强牙髓病的防治宣教是控制牙髓病患病率的重要措施。

Prevalence of pulpal disease and risk indicators analysis in Guangzhou, China

Objective To investigated the prevalence of pulpal disease among urban and rural residents aged 18- 74 in Guangzhou and analyze the risk factors contributing to the pulpal disease. Methods A multi-stage stratified random sampling method was adopted. Clinical examination were used for diagnosis according to the diagnostic criteria of pulpal disease in the textbook. The collected data were analyzed by using statistical analysis software SPSS 11.0. Results The prevalence of pulpal disease was 28.24% in Guangzhou residents, among whom 27.14% were males and 29.82% were females. It was noted that the pulpal disease prevalence increased with age （z=2.37, P=0.017g）. The logistic regression analysis showed that the risk factors of pulpal disease included gender, age, educational background, as well as the fillings and restorations of the teeth. Conclusions The survey of epidemiology provides important information on the status of pulpal disease and its risk factors in Guangzhou. It showed the pulpal disease is the common oral disease. It is necessary to promote the prevention strategy and improve the treatment outcome of pulpal disease, in population.