Hanyu, Takaaki
Ichikawa, Hiroshi
Kano, Yosuke
Ishikawa, Takashi
Muneoka, Yusuke
Hirose, Yuki
Miura, Kohei
Tajima, Yosuke
Shimada, Yoshifumi
Sakata, Jun
Wakai, Toshifumi
Funding for this research was provided by:
Japan Society for the Promotion of Science (JP22K08865)
Article History
Received: 13 April 2023
Accepted: 3 January 2024
First Online: 8 January 2024
Declarations
:
: This study was approved by the Ethics Committee of the Institutional Review Board (IRB) of Niigata University chaired by Hirohito Sone (No. 2018 − 0137) in accordance with the Ethical Guidelines for Medical and Biological Research Involving Human Subjects in Japan. The need for written informed consent was waived by the Ethics Committee of the IRB of Niigata University chaired by Hirohito Sone due to the retrospective observational nature of the study with a prognostic survey using the prognostic information clinically obtained during a regular follow-up at Niigata University Medical and Dental Hospital and the affiliated hospitals. Brief information on this study was disclosed on the Niigata University website to guarantee a patients’ opportunity to refuse their participation in the study (opt-out method). This study was carried out in accordance with the ethical standards set out in the Helsinki Declaration.
: Not applicable.
: The authors declare no competing interests.