Received: 2 September 2021
Accepted: 19 February 2022
First Online: 7 March 2022
: This study was approved by the Research Ethics Committee of Kansai University of Welfare Sciences (approval number: 20–23). The study objectives and methods were explained to all participants, who then gave their consent to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.