Received: 13 August 2019
Accepted: 5 May 2020
First Online: 19 May 2020
Ethical approval and consent to participate
: The Institutional Ethical Committee of the Pontificia Universidad Javeriana and the Hospital San Ignacio approved the NMHS prior to this research according to the Helsinki declaration. The current study is a secondary analysis of the NHMS and, therefore, did not demand a new ethical approval.
: Not applicable.
: The authors declare that they have no conflict of interest.