Article History
Received: 26 June 2023
Accepted: 24 December 2023
First Online: 10 February 2024
Declarations
:
: The authors declare no conflicts of interest.
: This retrospective observational study employed a nationwide hospital-based database created by the JMDC. This database is publicly accessible available, and the Institutional Review Board of Mie University determined that an ethics review was not necessary.
: Informed consent was not required because the JMDC provides anonymized and unlinked data.