Zhang, Fan
Luo, Bingru
Bai, Yan
Zhang, Ying
Huang, Liuyan
Lu, Wei
Funding for this research was provided by:
Shanghai Municipal Health Commission (20224Y0166)
Article History
Received: 29 June 2024
Accepted: 20 September 2024
First Online: 16 October 2024
Declarations
:
: This is a retrospective study based on CHARLS database. The patient’s information has been hidden before the study. There is no need for the patient’s informed consent and no ethical conflict. The original CHARLS was approved by the Ethical Review Committee of Peking University (IRB00001052-11015), and all participants signed the informed consent at the time of participation. This research followed the guidance of the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.