Lu, Ao-Men
Xu, Qian
Zhang, Yu-Xin
Qiu, Zhi-Kun
Bai, Shuang-Ke
Han, Hao-Jie
Article History
Received: 18 August 2026
Accepted: 21 September 2026
First Online: 1 October 2026
Declarations
Ethics approval and consent to participate: CHARLS was approved by the Biomedical Ethics Review Committee of Peking University (IRB00001052-11015 and IRB00001052-11014). All participants provided written informed consent. This secondary analysis used deidentified data.
Consent for publication: Not applicable.
Competing interests: The authors declare no competing interests.