. 2014 Nov 24;2014:450943. doi: 10.1155/2014/450943

Table 1.

Characterization of variables used in this study.

Variables	Question used	Classification
Sex^*	What is your gender?	Male
Sex^*	What is your gender?	Female

Age^*	What is your age?	≤16 yeas
Age^*	What is your age?	≥17 years

Socioeconomic status^*	Characterized according to ABEP criteria^†	High (“A1”, “A2”, “B1” and “B2”)
		Intermediate (“C1” and “C2”)
		Low (“D” and “E”)

Involvement in fights (violent behavior)^**	During the past 12 months, how often did you get involved in a physical fight?^††	Never
Involvement in fights (violent behavior)^**		One time or more

Alcohol consumption^**	During the past 30 days, on how many days did you take at least one alcoholic drink?^††	Never
Alcohol consumption^**		One time or more

Cigarette consumption^**	During the past 30 days, on how many days did you smoke cigarettes?^††	Never
Cigarette consumption^**		One time or more

Marijuana consumption^**	During your life, how many times have you used marijuana?^††	Never
Marijuana consumption^**		One time or more

Body shape satisfaction^**	How would you describe your body shape?^††	Dissatisfied (“very underweight,” “slightly underweight,” “slightly overweight,” “very overweight”)
Body shape satisfaction^**	How would you describe your body shape?^††	Satisfied (“desired weight”)

Physical activity^**	Characterized from the PAQ-C^‡ score for the last seven days.	Active (scores above three)

^*Socioeconomic variables. ^**Variables related to the behaviors observed; ^†Economic Classification Criterion Brazil 2010-Brazilian Association of Research Companies; ^††YRBS-Brazil [23]. ^‡Physical Activity Questionnaire for Children and Adolescents-PAQ-C [24].