Liu, Yuanjiao
Zhu, Jinghan
Guo, Ziye
Yu, Jiazhou
Zhang, Xuhui
Ge, Huiqing
Zhu, Yimin
Article History
Received: 20 June 2023
Accepted: 29 September 2023
First Online: 24 November 2023
Declarations
:
: The authors declare no competing interests.
: Ethical approval for the study was granted by the Ethical Review Committee of Peking University and conducted by the National School for Development (China Centre for Economic Research) at Peking University following the Helsinki guideline. The Institutional Review Board (IRB) approval number for the main household survey, including anthropometrics, is IRB00001052-11015; the IRB approval number for biomarker collection, was IRB00001052-11014 [CitationRef removed]. Informed consent was obtained from all subjects involved in CHARLS; all participants signed written informed consent forms. All methods were carried out in accordance with relevant guidelines and regulation under above approval.
: Not applicable.