Received: 24 September 2020
Accepted: 16 December 2020
First Online: 2 January 2021
Ethics approval and consent to participate
: Ethical clearance was obtained from the Institutional Review Board of the University of Saskatchewan. Administrative permission was obtained from CF international/DHS program to access and use the DHS raw data for this analysis. Public access to the database is open upon permission (see ExternalRef removed).
: Not applicable.
: The authors declare no competing interest.