Outcome | Intervention | Control | Intervention-Control | Group×time p value | ||||
---|---|---|---|---|---|---|---|---|
BASELINE (n=524) | MIDPOINT (n=352) | p Value | BASELINE (n=435) | MIDPOINT (n=288) | p Value | Adjusted difference between treatment group (95% CI) | ||
Minutes of physical activity (mean min/day) | ||||||||
Total MVPA | 53.3 | 54.2 | 0.55 | 53.6 | 50.8 | 0.07 | 3.85 (0.79 to 6.91) | 0.01* |
Vigorous activity | 16.6 | 18.0 | 0.07 | 16.9 | 16.2 | 0.37 | 2.45 (0.90 to 4.00) | 0.002 |
Moderate activity | 36.7 | 36.2 | 0.52 | 36.7 | 34.6 | 0.02 | 1.41 (−0.50 to 3.33) | 0.15 |
Counts per minute | 482.2 | 476.2 | 0.58 | 486.1 | 452.3 | 0.002 | 31.02 (9.05 to 53.00) | 0.01 |
Percentage of wear time | ||||||||
Percentage MVPA | 6.7 | 6.9 | 0.44 | 6.7 | 6.4 | 0.10 | 0.50 (0.11 to 0.90) | 0.01 |
Percentage vigorous | 2.1 | 2.3 | 0.05 | 2.1 | 2.0 | 0.40 | 0.32 (0.12 to 0.52) | 0.001 |
Percentage moderate | 4.6 | 4.6 | 0.70 | 4.6 | 4.4 | 0.04 | 0.18 (−0.06 to 0.43) | 0.15 |