Ding, Hong
Zhang, Lei
Ma, Chao
Shao, Zhizi
Zhao, Xiaojiang
Li, Changqing
Funding for this research was provided by:
Philosophy and Social Sciences Foundation of the Anhui Higher Education Institutions of China (2024AH052821, 2024AH05282)
Philosophy and Social Sciences Foundation of the Anhui Higher Education Institutions of China (2024AH052821, 2024AH05282)
Article History
Received: 2 January 2025
Accepted: 16 July 2025
First Online: 16 August 2025
Declarations
:
: The original CHARLS project secured ethical clearance from Peking University’s Ethical Review Committee (IRB00001052-11015), with participants providing written consent. Secondary analysis of anonymized public data received exemption from Bengbu Medical University’s Ethics Committee per China’s biomedical ethics regulations (2016) and data protection law (2021).
: Not applicable.
: The authors declare no competing interests.