Funding for this research was provided by:
National Natural Science Foundation of China (82000301)
Natural Science Foundation of Hunan Province (2021JJ40938)
Article History
Received: 17 May 2023
Accepted: 10 July 2023
First Online: 20 July 2023
Declarations
:
: This study was conducted in accordance with the Helsinki Declaration of 1975, as revised in 2013. NHANES 1999-2004 and 2009-2014 were approved by The NCHS Ethics Review Board (Protocol #98-12, Continuation of protocol #2005-06, Protocol #2011-17, and Continuation of protocol #2011-07), and informed consent was obtained from all participants. This study was based on publicly available data. The acquisition and analysis of data were consistent with NHANES research requirements.
: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this article.