Table 4.

Final adjusted associations between predictors and change in moderate and vigorous physical activity for weekdays and weekends

		Β	CI 95%	p value
Weekday (N = 854)
MPA
Baseline MPA		−0.05	−0.06, -0.05	<0.001
Sex	Boys
	Girls	−0.53	−0.78, 0.28	<0.001
HHI (Land use mix)	Lower
	Higher	0.29	−0.51, -0.06	0.014
Peer support	Low
	High	0.18	0.02, 0.34	0.028
VPA
Baseline VPA		−0.03	−0.04, -0.02	<0.001
Sex	Boys
	Girls	−0.45	−0.66, -0.23	<0.001
Distance to school (log)		−0.10	−0.18, -0.01	0.021
PA equipment	Low
	High	0.33	0.09, 0.57	0.007
Peer support	Low support
	High support	0.22	0.06, 0.38	0.007
Weekend day (N = 718)
MPA
Baseline MPA		−0.09	−1.0, -0.08	<0.001
Sex	Boys
	Girls	−0.63	−1.02, -0.02	0.001
PA preference	No preference
	Having preference	0.46	0.06, 0.86	0.02
Family logistic support		0.15	0.05, 0.25	0.003
VPA
Baseline VPA		−0.10	−0.12, 0.09	<0.001
Sex	Boys
	Girls	−0.61	−1.04, -0.19	0.004
BMI z-score		−0.28	−0.45, -0.11	0.001
Family logistic support		0.19	0.09, 0.29	<0.001

Abbreviation: PA, Physical activity; MPA, Moderate physical activity; VPA, Vigorous physical activity.

Results from final multivariable mixed effects multilevel regression models adjusted for sex, baseline physical activity and for school clustering.