About the Authors

Luciana Barcellos Teixeira

luciana.bteixeira@gmail.com

Affiliations Department of Professional Assistance and Guidance, Nursing School, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil, Graduate Studies Program in Public Health, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil

Flávia Bulegon Pilecco

Current address: Department of Preventive and Social Medicine, Federal University of Minas Gerais (Universidade Federal de Minas Gerais), Belo Horizonte, Minas Gerais, Brazil

Affiliations Department of Social Medicine, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil, Graduate Studies Program in Epidemiology, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil

Álvaro Vigo

Affiliations Graduate Studies Program in Epidemiology, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil, Department of Statistics, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil

Maria de Lourdes Drachler

Affiliation Graduate Studies Program in Public Health, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil

José Carlos de Carvalho Leite

Affiliation University Center UNILASALLE, Rio Grande do Sul, Brazil

Daniela Riva Knauth

Affiliations Department of Social Medicine, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil, Graduate Studies Program in Epidemiology, Federal University of Rio Grande do Sul (Universidade Federal do Rio Grande do Sul), Porto Alegre, Rio Grande do Sul, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: LBT FBP AV DRK. Formal analysis: LBT FBP MLD JCCL AV DRK. Funding acquisition: DRK. Investigation: LBT FBP AV DRK. Methodology: LBT FBP AV DRK. Project administration: LBT. Resources: LBT FBP MLD JCCL AV DRK. Supervision: DRK. Validation: LBT FBP AV DRK. Visualization: LBT FBP AV DRK. Writing – original draft: LBT FBP MLD JCCL AV DRK. Writing – review & editing: LBT FBP MLD JCCL AV DRK.