Table 2

Baseline and follow-up values for primary and secondary outcomes; mean (SD)

NBaselineFollow-upMean difference (95% CI)
Sedentary activity (min)76237.4 (26.4)246.1 (27.6)8.7 (3.8 to 13.7)
Light activity (min)76139.8 (21.8)131.7 (22.6)−8.1 (–12.4 to –3.8)
Moderate activity (min)7610.8 (6.0)10.3 (5.8)−0.6 (–1.4 to 0.3)
Vigorous activity (min)762.0 (2.0)1.9 (1.8)−0.1 (–0.4 to 0.3)
Time-on-task (% intervals on-task)1166.1
Academic efficacy (score 1–5)853.51 (0.80)3.63 (0.83)
Disruptive behaviour (score 1–5)821.90 (0.95)1.94 (0.98)
CHU-9D (score 0.33–1.0)890.86 (0.10)0.84 (0.10)
Positive affect (score 1–5)8117.35 (3.44)16.16 (3.36)
Negative affect (score 1–5)8410.55 (3.28)10.71 (3.48)
  • Length of school day=390 min.