Table 3.

Results of confirmatory factor analyses for the Physical Activity and Fitness model

Sample	n	x2	d.f.	P	GFI	NNFI	CFI	RMSEA
Physical Activity Model	250	2.53	2	0.28	0.995	0.97	0.99	0.04
Fitness Model	227	2.04	2	0.36	0.996	0.98	1.0	0.01

Note: Maximum Likelihood Method was used.

Abbreviations: GFI Goodness of Fit Index; NNFI = non-normed fit index; CFI = comparative fit index; RMSEA = root mean squared error of approximation.