Received: 16 October 2019
Accepted: 31 January 2020
First Online: 14 February 2020
Ethics approval and consent to participate
: During recruitment for the initial study, the researcher explained the study procedures, checked the understanding of participants and answered their questions. Every participant gave written informed consent. For the purpose of the present study, permissions to secondary analysis were obtained from Instituto Colombiano de Bienestar Familiar and from The Demographic and Health Surveys Program.
: Not applicable.
: The authors declare that they have no competing interests.