Table 1.

Goodness-of-fit measures for SEMs

Measure	χ2 statistic	GFI	AGFI	RMR	AIC
Model 1	167.902	0.891	0.757	0.023	253.902
Model 1 without 4 NS genes	58.748 (df = 26)	0.935	0.765	0.013	110.748
Model 2	194.660	0.876	0.731	0.031	278.660
Model 3	194.550	0.876	0.732	0.031	278.550
Model 4	229.415	0.849	0.690	0.021	309.415
Model 5	196.301	0.873	0.724	0.030	280.301