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Table 3 Adjusted prevalence ratios (PR) for the simultaneous behavioral risk factors for cardiovascular health and correlates among Brazilian adolescents

From: The prevalence and correlates of behavioral risk factors for cardiovascular health among Southern Brazil adolescents: a cross-sectional study

Variables   Model 1 Model 2 Model 3
    ≥ 1 BRFCH ***  ≥ 2 BRFCH ***  ≥ 3 BRFCH ***
   % RP (95% CI) % RP (95% CI) % RP (95% CI)
Gender        
 Boys 773 90.2 Reference 61.6 Reference 27.7 Reference
 Girls 855 93.0 1.03 (0.98-1.08) 66.1 1.06 (0.98-1.14) 35.7 1.25 (1.06-1.46)**
Age years``        
 11-12.9 years 446 87.7 Reference 52.5 Reference 19.7 Reference
 13-14.9 years 618 92.4 1.04 (1.00-1.08)* 66.0 1.21 (1.10-1.34)** 37.1 1.69 (1.27-2.25)**
 15-17.9 years 564 94.0 1.06 (1.01-1.10)* 70.7 1.28 (1.14-1.42)** 35.8 1.57 (1.14-2.14)**
Economic class        
 A1 + A2 (best condition) 93 92.5 Reference 75.3 Reference 43.0 Reference
 B1 + B2 1011 92.4 0.98 (0.92-1.04) 66.2 0.85 (0.75-0.96)* 31.9 0.69 (0.54-0.90)**
 C + D + E (worst condition) 524 90.1 0.95 (0.88-1.02) 57.6 0.74 (0.63-0.86)** 29.8 0.65 (0.48-0.89)**
Head of household’s schooling        
 ≤ 4 years 158 92.4 Reference 60.8 Reference 29.7 Reference
 4-8 years 438 92.0 0.98 (0.94-1.03) 63.2 0.99 (0.86-1.15) 30.6 0.96 (0.72-1.28)
 9-11 years 649 91.7 0.97 (0.92-1.03) 64.1 0.97 (0.84-1.11) 32.8 0.98 (0.71-1.36)
 ≥ 12 years 383 90.9 0.95 (0.90-1.02) 65.8 0.94 (0.82-1.07) 32.6 0.93 (0.67-1.30)
Employment status        
 No 1340 91.2 Reference 63.5 Reference 30.7 Reference
 Yes 288 93.8 1.02 (0.98-1.06) 66.0 1.01 (0.92-1.09) 37.2 1.23 (1.02-1.49)*
Weekly PE class        
 3 classes 890 90.4 Reference 61.1 Reference 30.8 Reference
 1-2 classes 554 92.2 1.01 (0.98-1.04) 65.9 1.02 (0.94-1.10) 30.7 0.90 (0.75-1.08)
No class/dispensed 184 95.7 1.06 (0.99-1.14) 67.7 0.98 (0.81-1.20) 40.8 1.14 (0.79-1.63)
Active time during a PE class        
30 or more minutes 715 89.0 Reference 59.4 Reference 26.7 Reference
Until 30 minutes 647 92.6 1.01 (0.97-1.06) 65.8 1.06 (0.97-1.16) 34.9 1.18 (0.95-1.46)
Do not participate 266 94.0 0.97 (0.90-1.04) 71.4 1.08 (0.90-1.29) 38.3 1.00 (0.71-1.41)
Organized physical activity        
Yes 559 87.7 Reference 55.6 Reference 21.8 Reference
No 1069 93.7 1.08 (1.02-1.11)** 68.3 1.21 (1.10-1.33)** 37.1 1.62 (1.32-1.97)**
Use of computer/video games daily during leisure time        
No 531 87.2 Reference 50.3 Reference 17.7 Reference
Yes 1097 93.8 1.08 (1.03-1.12)** 70.6 1.38 (1.26-1.51)** 38.7 2.17 (1.74-2.71)**
  1. PR = Prevalence ratio adjusted for all other variables contained in the regression model. PE = physical education. 95% CI = 95% confidence interval.
  2. * P < 0.05 (Wald test).
  3. ** P < 0.01 (Wald test).
  4. *** Reference condition (outcome) considered in this regression model.