Table 1.

Baseline and 1-y follow-up changes in the mean proportion of girls and boys in defined activity levels during recess, stratified by condition¹

	Intervention		Control
	Baseline	1-y	Baseline	1-y
Girls, %	n = 148	n = 206	n = 255	n = 160
Sedentary	36.7	40.9	34.9	37.1
Walking	34.8	28.2**	34.5	29.0**
Vigorous	28.6	31.0	30.6	34.0
MVPA (walking + vigorous)	63.3	59.2	65.1	62.9
Boys, %	n = 154	n = 223	n = 296	n = 175
Sedentary	28.1	33.9*	29.3	33.9
Walking	38.6	35.4	34.0	34.4
Vigorous	33.4	30.7	36.8	33.0
MVPA (walking + vigorous)	71.9	66.1*	70.8	67.4

¹Different between baseline and 1-y follow-up at < 0.05* and P < 0.01**.