Table 1 Baseline characteristics of study participants
Characteristic | Intervention Group (n = 10) | Control Group (n = 10) |
|---|---|---|
Age, yr | ||
Mean ± SD | 11 ± 1 | 13 ± 1 |
Median [1st quartile, 3rd quartile] | 10.5 [10, 12] | 13 [12.25, 13.75] |
Gender, n (%) | ||
Females | 4 (40%) | 4 (40%) |
Use of all video games, minutes/day* | ||
Mean ± SD | 65 ± 55 | 96 ± 88 |
Median [1st quartile, 3rd quartile] | 48 [31, 66] | 80 [30, 104] |
Physical activity counts measured by accelerometer, counts/minute | ||
Mean ± SD | 490 ± 188 | 490 ± 203 |
Median [1st quartile, 3rd quartile] | 425 [400, 544] | 418 [358, 585] |
Time spent in light activity, minutes/day | ||
Mean ± SD | 635 ± 90 | 652 ± 134 |
Median [1st quartile, 3rd quartile] | 670 [594, 695] | 650 [522, 779] |
Time spent in moderate activity, minutes/day | ||
Mean ± SD | 97 ± 48 | 69 ± 23 |
Median [1st quartile, 3rd quartile] | 86 [59, 131] | 70 [52, 81] |
Time spent in vigorous activity, minutes/day | ||
Mean ± SD | 7 ± 8 | 7 ± 7 |
Median [1st quartile, 3rd quartile] | 6 [2, 9] | 3.4 [3, 11] |
Self-reported physical activity | ||
Time spent in moderate activity, minutes/day | ||
Mean ± SD | 94 ± 56 | 64 ± 64 |
Median [1st quartile, 3rd quartile] | 90 [65, 125] | 44 [19, 89] |
Time spent in vigorous activity, minutes/day | ||
Mean ± SD | 80 ± 54 | 98 ± 87 |
Median [1st quartile, 3rd quartile] | 72 [34, 118] | 49 [34, 159] |
PAQ-C score | ||
Mean ± SD | 3.2 ± 0.5 | 2.7 ± 0.8 |
Median [1st quartile, 3rd quartile] | 3.3 [3, 3.5] | 2.65 [2.2, 3] |
Waist circumference, cm | ||
Mean ± SD | 73 ± 10 | 69 ± 11 |
Median [1st quartile, 3rd quartile] | 74 [68, 80] | 65 [64, 70] |
BMI, kg/m2 | ||
Mean ± SD | 20.4 ± 3.6 | 19.0 ± 3.6 |
Median [1st quartile, 3rd quartile] | 20.4 [17.9, 22.2] | 18.3 [16.9, 20.3] |
Overweight, n (%)# | 1 (10%) | 4 (40%) |