Funding for this research was provided by:
Japanese Association for Acute Medicine
Consejería de Educación, Universidades, Cultura y Deportes, Gobierno de Canarias (16K09034, 15H05006)
the Ministry of Health, Labour, and Welfare of Japan (25112601)
JSPS KAKENHI (JP16K11409)
Received: 9 April 2022
Accepted: 9 June 2022
First Online: 17 June 2022
: The registry was approved by ethics committees at Kyoto University, participating institutions, and at each hospital, as necessary.
: Not applicable.
: The authors have no competing interests to declare.