Kim, Hyun Sik
Lee, Jung Woo
Article History
Received: 25 July 2025
Accepted: 23 October 2025
First Online: 27 November 2025
Declarations
:
: The study protocol was approved by the Institutional Review Board of the Wonju Severance Christian Hospital (WSCH IRB No. CR324317). As this study used anonymized data from public health surveys, patient consent was not required. This secondary analysis of publicly available NHATS data was conducted in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.