中国老年人口健康状况调查数据库

中国老年人口健康状况调查数据库（又名中国老人健康长寿影响因素研究）是一项大型纵向调查项目，始于1998年，旨在研究影响老龄健康的社会、行为、环境与生物学因素。该项目已实施多轮调查，覆盖全国22个省、市、自治区，样本量达50,709人次，是世界上同类研究项目中规模最大的之一。数据库为科学研究、老龄工作与卫生健康政策制定提供数据支持。The China Elderly Population Health Status Survey Database (also referred to as the Study on Influencing Factors of Health and Longevity among the Elderly in China) is a large-scale longitudinal survey initiative launched in 1998. Its core objective is to investigate the social, behavioral, environmental and biological factors affecting the health of the elderly. The project has carried out multiple rounds of surveys, covering 22 provinces, municipalities and autonomous regions across China, with a total sample size of 50,709 person-times, ranking among the largest such research projects worldwide. This database provides data support for scientific research, work related to the aging population, and the formulation of health and healthcare policies.