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Table 3 Main intention to treat analyses of effect of Walk Well programme on primary and secondary outcomes assessed immediately after end of programme (12 weeks)

From: Effectiveness of a walking programme to support adults with intellectual disabilities to increase physical activity: walk well cluster-randomised controlled trial

  Walk Well Control Main between group comparison
Outcomes N Mean (SD) N Mean (SD) Intervention effect (95 % CI)a p ICC
Primary outcome        
Step count per day 42 4823 (2059) 40 4784 (2613) 69.5 (−1054, 1193.3) 0.90 0.51
Secondary outcomes        
Percentage time per day PA 42 33.5 (10.0) 40 34.0 (12.0) - 1.5 (−6.1, 3.0) 0.5 0.22
Percentage time per day MVPA 42 3.0 (2.6) 40 3.1 (2.1) 0.3 (–0.7, 1.3) 0.55 0.42
Percentage time per day sedentary 42 66.4 (10.0) 40 65.9 (12.0) 1.6 (−3.0, 6.1) 0.49 0.22
Total MET minutes per week 37 1311.9 (1293.2) 37 1154.8 (1103.7) 56.0 (−428.8,540.9) 0.82 0.02
Body mass index 43 32.1 (7.7) 43 32.9 (7.5) −0.21 (−0.83,0.41) 0.49 0.00
Waist circumference 45 104.9 (16.9) 42 107.8 (17.8) −1.64 (−3.93,0.64) 0.15 0.00
Subjective vitality 39 14.6 (2.5) 35 14.3 (2.8) 0.33 (−0.85, 1.52) 0.57 0.00
Self-efficacy 43 14.4 (3.0) 42 13.7 (3.7) 0.77 (−0.68, 2.22) 0.29 0.08
EQ-5D 44 0.8 (0.27) 43 0.7 (0.30) 0.02 (−0.09, 0.14) 0.70 0.00
  1. SD standard deviation, ICC Intraclass correlation coefficient, SE-AID Self Efficacy and Intellectual Disabilities, EQ-5D European Quality of Life 5 Dimensions, MET metabolic equivalents, PA physical activity of any intensity, MVPA moderate vigorous physical activity
  2. aBetween group mixed effects model adjusted for cluster and baseline value