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Table 2 – Regression analysis between symptoms of eating disorders and independent variables in adolescents from public schools in Caxias do Sul,2016

From: Prevalence and associated factors of eating disorder symptoms in adolescents: a cross-sectional school-based study

Variables

Total

β

Wald

Crude Analysis

Adjusted Analysis †

(n = 782)

  

PR (CI 95%)

p-value

PR (CI 95%)

p-value

BMI

       

No OW

523

0.142

0.024

2.36 (1.84–3.57)

0.034*

1.03 (0.82–1.27)

0.089

With OW

259

  

1

 

1

 

BID

       

Not Satisfied

354

1.21

13.556

5.56 (3.02–9.81)

< 0.001*

4.48 (2.75–10.8)

< 0.001*

Satisfied

428

  

1

 

1

 

BID Classification

       

By Excess

181

1.12

31.596

4.09 (2.28–5.26)

< 0.001*

3.73 (2.74–6.15)

< 0.001*

By Thinness

173

  

1

 

1

 

Gender

       

Female

362

0.25

3.328

0.68 (0.51–1.02)

0.19

1.33 (1.19–1.61)

0.046*

Male

420

  

1

 

1

 

Maternal Education

       

No or Incomplete Elementary School

589

-0.19

2.872

1.49 (1.18–1.66)

0.041*

1.74 (1.46–2.05)

0.043*

Complete Elementary School

193

  

1

 

1

 
  1. †: Adjusted Analysis by Poisson regression with robust variance; n = 354; BMI: Body Mass Index; PR: Prevalence Ratio; CI: Confidence Interval; BID: Body Image Dissatisfaction; * significant values at p < 0.05