Table 5 Relationship between class composition and the percentage of PE session time spent in various intensity domains
|  | A-Mixed (n = 138) | B-Boys-only (n = 125) | C-Girls-only (n = 44) | Overall (n = 307) | Effect sizes for comparisons |
|---|---|---|---|---|---|
Moderate and Vigorous Physical Activity (MVPA) | |||||
 Mean (SD) | 30.4 (9.97) | 35.4 (10.0) | 18.6 (6.06) | 30.7 (11.0) | A-B: 0.50; A-C: 1.28; B-C: 1.84 |
 Median [Min, Max] | 30.9 [8.70, 49.1] | 35.3 [11.7, 62.1] | 18.3 [5.64, 32.4] | 31.0 [5.64, 62.1] | |
Vigorous | |||||
 Mean (SD) | 12.4 (7.83) | 12.8 (5.95) | 5.25 (2.63) | 11.5 (7.03) | A-B: 0.06; A-C: 1.00; B-C: 1.40 |
 Median [Min, Max] | 11.6 [0.00, 28.1] | 12.4 [3.00, 29.4] | 5.61 [0.606, 10.0] | 9.78 [0.00, 29.4] | |
Moderate | |||||
 Mean (SD) | 18.1 (4.69) | 22.6 (6.03) | 13.4 (4.22) | 19.2 (6.09) | A-B: 0.84; A-C: 1.03; B-C: 1.65 |
 Median [Min, Max] | 18.2 [7.39, 29.8] | 22.7 [8.30, 41.7] | 13.6 [3.64, 22.4] | 19.0 [3.64, 41.7] | |
Light | |||||
 Mean (SD) | 42.4 (11.5) | 44.6 (9.55) | 45.1 (13.7) | 43.6 (11.1) | A-B: 0.21; A-C: 0.22; B-C: 0.05 |
 Median [Min, Max] | 41.7 [21.3, 75.2] | 42.9 [25.3, 71.1] | 40.6 [15.8, 82.4] | 42.0 [15.8, 82.4] | |
Sedentary | |||||
 Mean (SD) | 27.4 (11.7) | 20.2 (9.01) | 36.4 (14.8) | 25.8 (12.4) | A-B: 0.69; A-C: 0.72; B-C: 1.56 |
 Median [Min, Max] | 26.5 [4.80, 67.6] | 19.3 [3.55, 40.8] | 36.1 [8.18, 77.9] | 24.6 [3.55, 77.9] | |