Liang, Zhuoshuai
Sun, Xiaoyue
Lan, Jia
Guo, Ruifang
Tian, Yuyang
Liu, Yawen
Liu, Siyu
Funding for this research was provided by:
National Natural Science Foundation of China (81973120, 11901234)
National Key R&D Program of China (#2018YFC1311600)
Project for Improving Capability of Health Science and Technology in Jilin Province (2021JC038)
Article History
Received: 31 January 2023
Accepted: 30 June 2023
First Online: 24 August 2023
Declarations
:
: The survey was approved by the National center for health statistics (NCHS) Research Ethics Review Board. All participants provided written informed consent. NCHS Research Ethics Review Board approval was waived for this analysis because of the publicly available and de-identified data. All methods were carried out in accordance with relevant guidelines and regulations (Declaration of Helsinki).
: Not applicable.
: The authors declare that they have no competing interests.