Text and Data Mining valid from 2018-11-21
Received: 27 February 2018
Accepted: 7 November 2018
First Online: 21 November 2018
Ethics approval and consent to participate
: This study was approved by the National Commission on Research Ethics (Comissão Nacional de Ética em Pesquisa – CONEP), n° 1.006.467/2015. Informed consent was obtained from all participants thought an electronic consent form. The informed consent form was placed on the front page of the questionnaire and participant’s agreement was obtained prior to data collection. The right to refuse to participate was guaranteed. The consent to participate was not obtained from the parents/guardians. According to PeNSE report, the Brazilian legislation concerning the protection of the child and adolescent (Statute of the Child and the Adolescent - Law n° 8069, 13 July 1990) allows the adolescent to take initiatives, such as responding to a questionnaire that does not represent a risk to their health and aims to promote health protection policies [CitationRef removed]. The consent procedure was approved by the National Commission on Research Ethics.
: Not Applicable.
: The authors declare that they have no competing interests.
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