Lee, Ko-Chao
Chung, Kuan-Chih
Chen, Hong-Hwa
Cheng, Kung-Chuan
Wu, Kuen-Lin
Song, Ling-Chiao
Article History
Received: 15 March 2021
Accepted: 12 October 2021
First Online: 23 October 2021
Declarations
:
: The data contained within HCUP-NIS datasets are neither identifiable nor private and thus do not meet the federal definition of “human subject” as defined in 45 CFR 46.102. Therefore, this research project does not need to be reviewed and approved by the Institutional Review Board, and signed informed consent was waived for this population-based retrospective study.
: Not applicable.
: Not applicable.
: The authors declare no competing interests.