Funding for this research was provided by:
not applicable
Article History
Received: 14 January 2023
Accepted: 16 July 2023
First Online: 3 August 2023
Declarations
:
: Informed consent was not applicable due to the retrospective nature of the study. The need for consent was waived by the Institutional Review Board.
: The authors declare no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
: This study obtained its ethical approval from Mizan Tepi University, College of Medicine and Health Sciences Institutional Review Board. The protocol for this study was approved by Institutional Review Board. Permission was obtained from medical directors of both designated institutions for COVID-19 treatment centers. Each patient’s medical record was retrieved anonymously and confidentially in every step of data collection and processing.