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Table 2 Associations between baseline behavioural variables and six month health-related quality of life (HRQoL) outcomes (N=294)

From: Predictors of physical and mental health-related quality of life outcomes among myocardial infarction patients

   Physical HRQoL Mental HRQoL
Characteristic N Mean (SD) Mean diff p Mean (SD) Mean diff p
    (95% CI)    (95% CI)  
Physical Activity        
  Insufficient (<150 minutes/week) 196 44.8 (11.6)    50.3 (11.4)   
  Sufficient (≥150 minutes/week) 98 46.9 (10.3) 2.0 (-0.7, 4.8) 0.15 50.9 (10.6) 0.6 (-2.1, 3.3) 0.65
Intention to be physically activea        
  No intention to be physically active in next 6 mths 16 30.0 (13.4)    47.5 (15.6)   
  Intend to be physically active in next 6 mths 277 46.5 (10.4) 16.4 (11.1, 21.8) <0.001 50.6 (10.8) 3.1 (-2.5, 8.7) 0.28
Physical activity self-efficacya 293 - 2.9 (2.2, 3.6) <0.001 - 1.1 (0.3, 1.8) <0.01
Television viewing, hours/weekb 289 - -0.3 (-0.4, -0.1) <0.001 - -0.1 (-0.2, 0.1) 0.08
Vegetable intakea        
  <5 serves/week 221 45.2 (11.0)    50.3 (10.9)   
  ≥5 serves/week 72 46.6 (11.8) 1.4 (-1.6, 4.4) 0.37 60.0 (11.8) 0.7 (-2.3, 3.6) 0.63
Fruit intakea        
  <2 serves/week 158 46.5 (10.9)    50.7 (11.3)   
  ≥2 serves/week 135 44.5 (11.5) -2.0 (-4.5, 0.6) 0.14 50.2 (10.9) -0.5 (-3.1, 2.1) 0.70
Total fat intake        
  >30% total energy intake/day 243 44.9 (11.5)    50.3 (11.7)   
  ≤30% total energy intake/day 51 48.3 (9.3) 3.3 (-0.1, 6.7) 0.05 51.8 (7.8) 1.5 (-1.9, 4.9) 0.38
Sodium intakea        
  ≥2300 mg/day 65 44.7 (11.5)    49.4 (11.4)   
  <2300 mg/day 228 45.7 (11.2) 1.0 (-2.1, 4.1) 0.52 50.8 (11.1) 1.4 (-1.7, 4.5) 0.37
Cholesterol intake        
  >300 mg/day 86 45.8 (10.2)    49.9 (11.3)   
  ≤300 mg/day 208 45.3 (11.7) -0.5 (-3.3, 2.4) 0.75 50.8 (11.1) 0.9 (-2.0, 3.7) 0.55
Alcohol intakea        
  >2 std drink/day (male) />1std drink/ day (female) 89 46.8 (9.3)    51.0 (10.4)   
  ≤2std drink/day (male) /≤1std drink/ day (female) 204 45.0 (12.0) -1.8 (-4.6, 1.0) 0.22 50.2 (11.4) -0.8 (-3.6, 2.0) 0.57
Ever smoked        
  No 75 45.2 (11.0)    50.9 (12.3)   
  Yes 219 45.6 (11.3) 0.4 (-2.5, 3.4) 0.77 50.4 (10.7) -0.5 (-3.4, 2.4) 0.74
  1. Due to missing data: aN=293, bN=289.