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Article History

Received: 27 November 2021

Accepted: 29 July 2022

First Online: 12 August 2022

Declarations

:

: This retrospective study was approved by the Institutional Review Board of the authors' affiliated institution, Uonuma Kikan Hospital, Japan (IRB# 01–003), and was conducted in accordance with the Declaration of Helsinki. Prior to participation in the patient-reported survey, an opt-out method was used to guarantee patients and their families the opportunity to refuse participation. All components of the study were performed with their understanding and consent, expressed as written informed consent to participate and to publication from all participants. If the patient preferred not to be a subject of the study, their medical information was immediately excluded from analysis and not used in the study.

: Not applicable.

: The authors declare that they have no conflicts of interest.