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Article History

Received: 19 June 2018

Accepted: 4 February 2019

First Online: 15 February 2019

Ethics approval and consent to participate

: The data utilized for the present study is in the public domain and did not contain sensitive information (anonymous secondary data), consequently no ethics approval was required. Permission to have access to the variables utilized from the Household survey was obtained from the National Comptroller (Contraloría General de la República), head of the National Institute of Statistics and Census.

: Not applicable.

: The other authors declare that they have no competing interests.

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