Article History
Received: 8 April 2019
Accepted: 24 July 2019
First Online: 7 August 2019
Ethics approval and consent to participate
: Data safety and confidentiality was ensured by restricting access and using backups. Research authorisation was obtained from the Kenyatta National Hospital/University of Nairobi-Ethics and Research Committee (Ref-P389/05/2016). Permission was obtained from the County Director of Medical Services (CDMS) prior to data collection. Written voluntary informed consent was obtained from participants before recruitment into the study. The participants were free to leave study at any time without any consequences to them. No compensation for participation in the study was done. Confidentiality was ensured by use of codes rather than direct identifiers.
: Not applicable.
: The authors declare that they have no competing interests.