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Article History

Received: 29 October 2024

Accepted: 26 February 2025

First Online: 11 March 2025

Declarations

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: The protocol of this study was approved by Institutional Review Board (IRB) for Clinical Research of Kyushu University Medical Institutions (approval no. 2020 − 722; approval date: April 3, 2021). Additionally, the ethics committee of each participating hospital approved the study protocol (as indicated by each hospital’s IRB and affiliated institution). Because of the retrospective nature of this study, it was difficult to obtain individual consent; therefore, information about this study was made public on the website () and consent was waived by the Ethics Committee. This study was conducted in accordance with the Declaration of Helsinki. Each hospital’s IRB and affiliated institution: Kyushu University Medical Institutions: Ethics Committee: Institutional Review Board for Clinical Research. Affiliated Organization: Kyushu University Medical Institutions. Aso Iizuka Hospital: Ethics Committee: Institutional Review Board, Aso Iizuka Hospital. Affiliated Organization: Aso Iizuka Hospital. Saiseikai Fukuoka General Hospital: Ethics Committee: Research Ethics Committee of Saiseikai Fukuoka General hospital. Affiliated Organization: Saiseikai Fukuoka General Hospital. Harasanshin Hospital: Ethics Committee: Harasanshin Hospital Clinical Research Review Board. Affiliated Organization: Harasanshin Hospital. Kitakyushu Municipal Medical Center: Ethics Committee: Kitakyushu City Hospital Organization Institutional Review Board. Affiliated Organization: Kitakyushu City Hospital Organization. Kyushu Rosai Hospital: Ethics Committee: Kyushu Rosai Hospital Institutional Review Board. Affiliated Organization: Japan Organization of Occupational Health and Safety. National Hospital Organization Kyushu Medical Center: Ethics Committee: Kyushu Medical Center Ethics Committee. Affiliated Organization: National Hospital Organization (NHO) Kyushu Medical Center. Fukuoka City Hospital: Ethics Committee: Fukuoka City Hospital Institutional Review Board. Affiliated Organization: Fukuoka City Hospital. National Hospital Organization Fukuokahigashi Medical Center: Ethics Committee: Ethical Committee of Fukuokahigashi Medical Center. Affiliated Organization: NHO Fukuokahigashi Medical Center. Social Insurance Nakabaru Hospital: Ethics Committee: Social Insurance Nakabaru Hospital Ethics Review Committee. Affiliated Organization: Social Insurance Nakabaru Hospital. National Hospital Organization Beppu Medical Center: Ethics Committee: Ethical Committee of Beppu Medical Center. Affiliated Organization: NHO Beppu Medical Center.

: The authors declare no competing interests.

: Not applicable.