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Article History

Received: 27 October 2024

Accepted: 22 November 2024

First Online: 4 December 2024

Declarations

:

: T.K has received honoraria for lectures from Olympus Corporation, AstraZeneca, and AI Medical Service, Inc. R.I has received honoraria for lectures from Olympus Corporation, FUJIFILM Medical Co., Ltd., Daiichi Sankyo Co., Ltd., Miyarisan Pharmaceutical Co., Ltd., AI Medical Service, Inc., AstraZeneca, MSD, Ono Pharmaceutical Co., Ltd., and KYORIN Pharmaceutical Co., Ltd. S.S has received honoraria for lectures from Olympus Corporation, FUJIFILM Medical Co., Ltd., EA Pharma Co., Ltd., AstraZeneca, AI Medical Service Inc., and Janssen Pharmaceutical K.K. S.Y has received honoraria for lectures from MSD and Ono Pharmaceutical Co., Ltd. N.U has received honoraria for lectures from Olympus Corporation, FUJIFILM Medical Co., Ltd., Boston Scientific Japan K.K., Daiichi Sankyo Co., Ltd., Takeda Pharmaceutical Co., Ltd., EA Pharma Co., Ltd., Otsuka Pharmaceutical Co., Ltd., AstraZeneca, Miyarisan Pharmaceutical Co., Ltd., and AI Medical Service Inc. Y.F has received honoraria for lectures from Takeda Pharmaceutical Co., Ltd., AstraZeneca, Astellas pharma Inc., EA Pharma Co., Ltd., Daiichi Sankyo Co., Ltd., and Otsuka Pharmaceutical Co., Ltd. The other authors declare no financial relationships.

: This retrospective study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study protocol was approved by the Institutional Review Board of Osaka International Cancer Institute on June 8, 2023 (Approval No. 23041).

: We used the opt-out method to obtain informed consent for this study.