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Table 3 ACHIEVE participants’ (n = 74) mean (SD) behavioral and biological outcomes at baseline and follow-up

From: Can an incentive-based intervention increase physical activity and reduce sitting among adults? the ACHIEVE (Active Choices IncEntiVE) feasibility study

  Men (n = 31)   Women (n = 43)   All (n = 74)  
Variable (mean (SD)) Baseline Follow-up p-value ES Baseline Follow-up p-value ES Baseline Follow-up p-value ES
Leisure-time physical activity (mins/week) 106.7 (135.1) 318.8 (263.6) <0.001 0.83 81.4 (105.3) 363.0 (486.7) <0.001 0.56 92.0 (118.5) 344.5 (406.6) <0.001 0.61
Transport-related physical activity (mins/week) 73.4 (85.8) 213.0 (223.3) 0.001 0.63 81.2 (94.9) 288.3 (371.4) <0.001 0.55 77.9 (90.7) 256.8 (318.2) <0.001 0.56
Sitting (hours/day) 8.6 (2.6) 5.5 (1.9) <0.001 1.13 8.4 (2.4) 5.3 (2.1) <0.001 1.61 8.5 (2.5) 5.4 (2.0) <0.001 1.35
BMI (kg/m2) 30.9 (4.9) 29.7 (4.4) <0.001 1.14 30.3 (7.0) 29.0 (6.7) <0.001 1.19 30.6 (6.2) 29.3 (5.8) <0.001 1.17
Systolic blood pressure 129.8 (17.6) 123.6 (12.0) 0.008 0.51 123.5 (15.2) 119.1 (13.9) 0.005 0.45 126.1 (16.4) 121.0 (13.2) <0.001 0.48
Diastolic blood pressure 81.8 (11.3) 78.2 (10.4) 0.017 0.45 76.4 (11.0) 75.1 (8.7) 0.258 0.17 78.7 (11.4) 76.4 (9.5) 0.013 0.29
  1. Abbreviations: ES effect size (Cohen’s dz)
  2. p-values based on paired t-tests