Mini - social phobia inventory (mini-SPIN): psychometric properties and population based norms of the German version

Table 3 Measurement invariance of the mini-SPIN

		χ² _scaled	df	CFI	ΔCFI	RMSEA	ΔRMSEA	Measurement Invariance Test^a
Model 0	weak invariance	5.63	14	1.000	–	0.0	–	√
Model 1	strong invariance	25.65	27	.996	−.004	.020	+.020	√
Model 2a	strict invariance	61.00	48	.968	−.028	.041	+0.21	x
Model 2b	Strict invariance (partial)	51.40	47	.989	−.007	.024	+.004	√

df = degrees of freedom; CFI = Comparative Fit Index; ΔCFI = differences between models (0 and 1, 1 and 2a; 1 and 2b) regarding CFI; RMSEA = root mean square of approximation; ΔRMSEA = differences between models (0 and 1, 1 and 2a; 1 and 2b) regarding RMSEA^a = ΔCFI ≤ −.010 supplemented by ΔRMSEA ≥ .015 indicates non-invariance. √ marks invariance

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