Received: 21 October 2019
Accepted: 27 February 2020
First Online: 23 March 2020
Ethics approval and consent to participate
: The study used a secondary data from Nepal Demographic and Health Survey, 2011. The ethical approval for the study was obtained from Nepal Health Research Council, Kathmandu and ICF Institutional Review Board (IRB). Informed consent was obtained from all participants after respondents were explained about purpose, aim, risks and benefits of the study.
: Not applicable.
: The authors declare that they have no competing interests.