Predictors

B

Beta

95% IC for B

Sig

R²

Change in R² for the step

Sociodemographic

-Sex, girls = 1

-Age

-Socioeconomic Index

3.419

−0.532

1.641

0.109

−0.064

0.052

2.219; 4.619

−0.857; −0.208

0.461; 2.821

0.000

0.001

0.006

0.038

-

Biological

-BMI

0.193

0.053

0.048; 0.337

0.009

0.082

0.042*

Psychosocial

-Body image dissatisfaction

-Intentionally hurt yourself, yes = 1

4.330

2.944

0.367

0.074

3.872; 4.788

1.416; 4.473

0.000

0.000

0.404

0.266*

Addictive behaviors

(alcohol, tobacco, marijuana (Cannabis sativa), glue-cement inhalation and cocaine)

2.586

0.131

1.804; 3.369

0.000

0.138

0.056*

Lifestyle

-Diet Quality Index-score

-Time spent on sedentary behaviors during weekdays and during weekend (0 - 24 hours/day –screen hours average

-Frequency of physical activity (average ≥ 60 minutes/day, 0 - 7 days/week) out of school and high school.

−0.047

1.768

−2.291

−0.068

0.051

−0.071

−0.074; 0.021

0.432; 3.104

−3.562; −1.020

0.000

0.010

0.000

0.424

0.020*