Table 2.

Goodness-of-fit indices of the SPSQ models tested in the CFA.

Fit Measure	One Factor Model	Two-Factor Model	Bi-Factor Model
χ 2	2565.761	1002.759	506.141
df	104.000	103.000	88.000
p-value	0.000	0.000	0.000
CFI	0.958	0.985	0.993
TLI	0.951	0.982	0.990
RMSEA	0.157 (0.152–0.162)	0.095 (0.090–0.101)	0.070 (0.065–0.076)
SRMR	0.089	0.053	0.039
χ2/df	24.67	9.764	5.751