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Table 1 Changes in study measures over 26 weeks

From: Reciprocal effects of treatment-induced increases in exercise and improved eating, and their psychosocial correlates, in obese adults seeking weight loss: a field-based trial

  Baseline Week 26  
  M SD M SD Mchange SD d
Exercise volume (METs)        
  Nutrition education group 7.67 6.58 20.20 16.82 12.53 15.84 1.90
  Cognitive-behavioral nutrition group 6.91 6.91 23.57 18.42 16.66 18.87 2.41
  Overall sample 7.29 6.75 21.92 17.70 14.63 17.54 2.17
Fruit and vegetable intake
  Nutrition education group 4.48 2.05 4.91 2.19 0.44 1.37 .21
  Cognitive-behavioral nutrition group 4.18 1.78 5.19 1.96 1.01 1.68 .57
  Overall sample 4.33 1.92 5.05 2.08 0.73 1.55 .38
Self-efficacy for controlled eating
  Nutrition education group 99.41 34.61 114.93 34.00 15.52 27.98 .45
  Cognitive-behavioral nutrition group 96.94 36.01 114.97 38.81 18.32 30.70 .51
  Overall sample 98.01 35.29 114.95 36.46 16.94 29.37 .48
Self-regulation for eating
  Nutrition education group 21.28 5.82 24.82 6.92 3.54 5.52 .61
  Cognitive-behavioral nutrition group 21.60 5.59 26.94 7.10 5.34 5.62 .96
  Overall sample 21.44 5.70 25.89 7.08 4.45 29.37 .78
Mood
  Nutrition education group 22.58 17.29 14.04 18.96 -8.53 14.19 .49
  Cognitive-behavioral nutrition group 21.99 17.00 10.68 17.21 -11.31 15.38 .67
  Overall sample 22.28 17.12 12.34 18.14 -9.94 14.84 .58
Exercise self-efficacy
  Nutrition education group 29.95 12.01 33.21 11.53 3.26 10.05 .27
  Cognitive-behavioral nutrition group 30.26 11.59 32.44 11.81 2.18 9.96 .19
  Overall sample 30.11 11.78 32.82 11.66 2.71 10.00 .23
Self-regulation for exercise
  Nutrition education group 19.96 5.67 25.86 7.79 5.90 7.78 1.04
  Cognitive-behavioral nutrition group 20.79 4.86 27.38 7.22 6.58 7.50 1.49
  Overall sample 20.38 5.28 26.63 7.53 6.25 7.63 1.18
  1. Note. Nutrition education group n = 145. Cognitive-behavioral nutrition group n = 149. Overall sample N = 294. d denotes Cohen’s effect size for within-group change: Mweek 26 - Mbaseline/SDbaseline.