Table 4.

Estimates of effects on steps per minute during recess.

Estimation of covariance parameters
Parameter	Estimate	s.e.	Wald Z	p-Value	95% CI of the estimate
Residual	110.81	13.54	8.18	<.001	87.20, 140.79
Intercept variance (school)	0.36	4.38	0.08	.47	0.00, >954

Estimation of fixed effects
Parameter	Estimate	s.e.	t-Test statistic	p-Value	95% CI of the estimate
Intercept	−10.05	8.90	−1.13	.27	−28.34, 8.25
Gender	10.17	1.83	5.57	<.001	6.66, 13.79
Autonomy	0.47	0.28	1.69	.09	−0.08, 1.03
Competence	0.22	0.26	0.85	.40	−0.30, 0.75
Relatedness	−0.17	0.22	−0.77	.44	−0.62, 2.70
Recess length	1.15	0.27	4.25	.003	0.52, 1.76
School level SES	−19.83	7.04	−2.82	.07	−43.12, 3.46