Funding for this research was provided by:
Japan Society for the Promotion of Science (JP19K09339, JP17H07123)
Ministry of Education, Culture, Sports, Science and Technology
Received: 14 August 2021
Accepted: 14 February 2022
First Online: 25 March 2022
: The study adhered to the Declaration of Helsinki throughout the protocol, and written informed consent was obtained from all participants. This study is a cross-sectional observational trial approved by the institutional review board of the medical corporation Sankeikai (Approval Number: 2019–38). After the approval, the study protocol was submitted to the UMIN-CTR clinical trial registry site (ExternalRef removed; trial registration number: UMIN000038032), which met the criteria of the International Committee of Medical Journal Editors (ICMJE).
: Not applicable.
: The authors declare no conflict of interest.