Received: 22 March 2020
Accepted: 11 September 2020
First Online: 16 September 2020
Ethics approval and consent to participate
: The Korea Health Panel Survey (KHPS) data published openly. Therefore, ethical approval was not required for this study. This study did not require informed consent from the participants, as their information was fully anonymized and unidentified prior to analysis.
: Not applicable.
: The authors declare that they have no competing interests.