The impact of school uniforms on primary school student’s physical activity at school: outcomes of a cluster randomized controlled trial

Table 3 Differential effect in students’ physical activity levels during break time

	Moderate-vigorous physical activity (MVPA)	Counts per minute (cpm)	Light physical activity	Sedentary activity
Estimate^a (95% CI) (p-value)
*Girls*	0.13 (− 0.61, 0.87) (p = 0.73)	35.07 [− 111.14; 181.28] (p = 0.63)	0.62 [0.15; 1.10] (p = 0.012)*	−0.75 [− 1.63; 0.13] (p = 0.09)
*Boys*	0.50 [− 0.27; 1.28] (p = 0.20)	160.56 [6.99; 314.14] (p = 0.041)	0.38 [− 0.12; 0.88] (p = 0.13)	−0.88 [− 1.80; 0.04] (p = 0.06)
*All students*	0.30 [− 0.23; 0.84] (p = 0.26)	94.16 [−11.86; 200.18] p = 0.08	0.51 [0.16; 0.85] (p < 0.01)*	−0.81 [− 1.45; − 0.17] (p = 0.014)*

^acontrolling for students socio-economic, school type, geographic location and wear time

ISSN: 1479-5868