China Health and Nutrition Survey (CHNS)

中国健康与营养调查（CHNS）是由美国北卡罗来纳大学教堂山分校卡罗来纳人口中心与中国疾病预防控制中心营养与健康所合作开展的长期追踪研究项目。该数据集始于1989年，采用多阶段分层抽样方法，覆盖中国15个省份及直辖市，包含超过30,000个个体样本。数据集涵盖健康、营养、社会经济等多维度信息，旨在研究中国社会经济发展对人口健康与营养状况的影响，为健康政策制定和学术研究提供重要数据支持。The China Health and Nutrition Survey (CHNS) is a longitudinal research project jointly conducted by the Carolina Population Center at the University of North Carolina at Chapel Hill and the National Institute for Nutrition and Health of the Chinese Center for Disease Control and Prevention. Initiated in 1989, this dataset adopts a multi-stage stratified sampling method, covers 15 provinces and municipalities directly under the Central Government of China, and includes more than 30,000 individual samples. The dataset covers multi-dimensional information including health, nutrition, socioeconomic aspects and others, aiming to investigate the impact of China's socioeconomic development on population health and nutritional status, and provide important data support for health policy formulation and academic research.

搜集汇总

背景与挑战

背景概述

China Health and Nutrition Survey (CHNS) 是一个长期、开放的队列研究数据集，由中美合作开展，旨在分析中国健康、营养政策及社会经济变化对人口健康的影响。该数据集覆盖15个省份和直辖市，包含约7,200户家庭、30,000多名个体的多维度数据，并采用纵向整合设计，便于进行时间序列分析。