Data availability statement
De-identified individual participant data for the study, the study protocol, will be available to investigators for individual participant data meta-analyses that have been approved by independent review committees. Proposals for use of data and requests for access should be directed to zds@xxmu.edu.cn and zhangruilingxx@163.com.
To gain access, researchers will need to sign a data access agreement with the study sponsor (Xinxiang Medical University, The Second Affiliated Hospital, Xinxiang, China).