Funding for this research was provided by:
Fundamental Research Funds for the Central Universities, and the Research Funds of Renmin University of China (23XNL013)
Article History
Received: 18 November 2022
Accepted: 7 March 2024
First Online: 27 March 2024
Declarations
:
: The current study was approved by the Academic Ethics Committee of the Renmin University of China. The survey data used in this study (i.e., China Health and Retirement Longitudinal Study) strictly adhered to the principles of research ethics and was approved by the Academic Ethics Committee of the Peking University. All study participants signed the informed consent form before receiving the survey.
: Not applicable.
: The authors declare that they have no relevant financial or non-financial interests to disclose.