Funding for this research was provided by:
National Research Foundation (64800)
Text and Data Mining valid from 2019-11-08
Received: 7 May 2019
Accepted: 24 October 2019
First Online: 8 November 2019
Ethics approval and consent to participate
: This study is a secondary analysis of the de-identified 2013 Nigeria Demographic and Health Survey (NDHS), a publicly available dataset. Therefore, ethics approval or consent to participate is not applicable.
: Not applicable.
: The authors declare that they have no competing interests.