Suh, Tongjoo
Article History
Received: 31 July 2025
Accepted: 13 May 2026
First Online: 21 May 2026
Ethical approval
: The data used for this study consist of secondary survey data. The analysis involved no direct contact with human participants. Ethical approval was not required for this secondary analysis.
: This study was conducted using anonymized secondary data from KLoSA, a nationally approved statistical survey in Korea (Statistics Korea Approval No. 336002). No additional informed consent was required for the present study.
: The author declares no competing interests.