Shi, Hui
Ge, Mei-Ling
Dong, Birong
Xue, Qian-Li
Article History
Received: 17 March 2021
Accepted: 14 July 2021
First Online: 31 July 2021
Declarations
:
: This study was conducted in accordance with the declaration of Helsinki. Ethical approval for all the CHARLS waves was granted from the Institutional Review Board (IRB) at Peking University. The IRB approval number for the main household survey, including anthropometrics, is IRB00001052-11015; the IRB approval number for biomarker collection, is IRB00001052-11014. During the fieldwork, each respondent who agreed to participate in the survey was asked to sign two copies of the informed consent. Four separate consents were obtained: one for the main fieldwork, one for the non-blood biomarkers and one for the taking of the blood samples, and another for storage of blood for future analyses.
: Not applicable.
: The authors declare no conflicts of interest.