Funding for this research was provided by:
Japan Agency for Medical Research and Development (JP19he2302006)
Received: 17 February 2022
Accepted: 6 June 2022
First Online: 13 June 2022
: This study conformed to the Declaration of Helsinki guidelines and was reviewed and approved by the Ethics Committee of Tokyo Bay Rehabilitation Hospital (#246). The opt-out method was applied to obtain informed consent in this study. The opt-out method ensures that our research protocol, including the use of patient data, is described on our hospital website, and that research subjects and others have the opportunity to refuse that their data be used (ExternalRef removed). The opt-out method for informed consent was approved by the Ethics Committee of Tokyo Bay Rehabilitation Hospital (approval number #246).
: The authors report there are no competing interests to declare.