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Table 1 Intervention effects in the energy balance subgroup, as determined by linear regression analysis, adjusted for body mass index.

From: Short and long term effects of a lifestyle intervention for construction workers at risk for cardiovascular disease: a randomized controlled trial

  n Baseline mean (SD) 6 months mean (SD) β 6 months (95%CI) 12 months mean (SD) β 12 months (95%CI)
Leisure time physical activity (minutes per week)
Intervention 207 429.7 (390.0) 589.7 (464.2) 59.5 (-11.3; 130.3) 543.4 (462.5) 30.2 (-45.3; 105.8)
Control 222 466.0 (349.0) 552.8 (424.6)   529.4 (409.2)  
Sports activities (minutes per week)
Intervention 207 95.1 (116.6) 107.3 (130.7) 10.1 (-9.6; 29.7) 109.9 (139.8) 2.2 (-19.0; 23.5)
Control 223 77.9 (126.8) 84.7 (139.0)   96.5 (143.3)  
Leisure time physical activity- and sports-related energy expenditure (MET-minutes per week)
Intervention 206 2,130.5 (1,494.9) 2,852.4 (1,769.7) 226.5 (-81.6;534.5) 2,678.6 (1,838.4) 132.2 (-177.7; 442.0)
Control 223 2,209.5 (1,543.8) 2,672.5 (2,060.1)   2,591.1 (1,899.0)  
Alcohol (glasses per week)
Intervention 196 9.6 (9.9) 8.8 (9.07) -1.3 (-2.7; 0.1) 8.8 (8.9) -1.0 (-2.5; 0.4)
Control 213 9.6 (9.5) 10.2 (10.21)   9.9 (10.6)  
Snacks (pieces per week)
Intervention 207 14.1 (11.21) 11.1 (11.1) -1.9 (-3.7; -0.02)* 12.1 (9.2) -1.9 (-3.6; -0.2)*
Control 220 13.1 (9.8) 12.6 (11.9)   13.6 (11.2)  
Fruit (pieces per week)
Intervention 207 10.1 (6.9) 11.8 (8.1) 1.7 (0.6; 2.9)* 11.7 (8.3) 0.9 (-0.2; 2.1)
Control 221 10.8 (8.6) 10.7 (7.9)   11.3 (7.8)  
Vegetables (spoons per week)
Intervention 207 17.0 (9.5) 18.0 (9.2) 0.9 (-0.6; 2.4) 17.5 (8.8) 0.04 (-1.4; 1.4)
Control 222 17.7 (10.3) 17.3 (8.3)   7.7 (8.8)  
  1. . * p < 0.05
  2. SD: standard deviation; CI: confidence interval; MET: metabolic equivalent.