Table 3. Measurement invariance summary: Sample 1 (nationally representative adults, n = 492).

	χ 2	df	Δχ2	df	p	CFI	ΔCFI	RMSEA	ΔRMSEA	BIC	ΔBIC
Configural	1069.7	334	NA	NA	NA	0.883	NA	0.095	NA	18581.6	NA
Metric	1098.9	351	29.2	17	0.033	0.881	0.002	0.093	0.002	18505.4	76.2
Scalar	1129.7	368	30.9	17	0.021	0.878	0.002	0.092	0.001	18430.9	74.5
Residual	1150.6	388	20.9	20	0.406	0.878	0.000	0.089	0.002	18327.8	103.1
Mean	1159.3	391	8.8	3	0.033	0.877	0.001	0.089	0.000	18318.0	9.8