中国健康与营养调查数据库

中国健康与营养调查数据库(CHNS)是由北卡罗来纳大学人口研究中心、美国国家营养与食物安全研究所和中国疾病与预防控制中心合作开展的调查项目。该调查旨在检验健康、营养和计划生育政策的影响以及研究中国社会经济的转变如何作用于整个人口健康和营养状况。到目前为止，该调查一共进行了7次，分别是1989、1991、1993、1997、2000、2004和2006年。The China Health and Nutrition Survey (CHNS) is a collaborative survey project jointly conducted by the Carolina Population Center at the University of North Carolina, the National Institute of Nutrition and Food Safety of the United States, and the Chinese Center for Disease Control and Prevention. This survey aims to examine the impacts of health, nutrition and family planning policies, and to investigate how China's socio-economic transformation affects the health and nutritional status of the overall population. To date, a total of 7 survey waves have been carried out in 1989, 1991, 1993, 1997, 2000, 2004 and 2006 respectively.