Li, Dan
Ruan, Zhishen
Xie, Shen
Xuan, Shunchao
Zhao, Hengyi
Wu, Bo
Article History
Received: 18 March 2023
Accepted: 16 June 2023
First Online: 29 June 2023
Declarations
:
: The NHANES survey was approved by the Ethics Committee of the National Center for Health Statistics. All signed informed consent and the data used were de-identified. All information from the NHANES program is available and free for public, so the agreement of the medical ethics committee board was not necessary. The study was conducted in accordance with the Declaration of Helsinki (as revised in 2013).
: Not applicable.
: The authors declare that they have no competing interests.