Received: 4 September 2020
Accepted: 10 November 2020
First Online: 19 November 2020
Ethics approval and consent to participate
: Ethics approval was not required for this study since the data is secondary and is available in the public domain. More details regarding DHS data and ethical standards are available at: ExternalRef removed.
: No consent to publish was needed for this study as the author did not use any details, images or videos related to individual participants. In addition, data used are available in the public domain.
: The author declares no competing interest.