Received: 28 April 2021
Accepted: 31 August 2021
First Online: 4 October 2021
: Waiver of informed consent was secured from the DHS data archivists. As well, the ethical clearance was approved by the University of Gondar Institutional Review Board (IRB) (ref: InlineMediaObject removed 091/26/1006/12).
: Not applicable.
: We, the authors, declare that we had no competing interests.