Development and validation of the Short Professional Quality of Life Scale based on versions IV and V of the Professional Quality of Life Scale

Table 2 Confirmatory factor analysis and set of nested models to test for measurement invariance, Study 1

	χ²	df	p	CFI	RMSEA	RMSEA CI	SRMR	Δχ²	Δdf	p	ΔCFI
CFA in Spain	47.849	24	0.002	0.950	0.055	[0.032, 0.078]	0.047	–	–	–	–
CFA in Argentina	54.956	24	< 0.001	0.913	0.073	[0.048, 0.099]	0.051	–	–	–	–
CFA in Brazil	43.219	24	0.009	0.929	0.089	[0.044, 0.131]	0.069	–	–	–	–
Configural invariance	145.836	72	< 0.001	0.934	0.068	[0.052, 0.084]	0.052	–	–	–	–
Metric invariance	147.267	84	< 0.001	0.943	0.058	[0.042, 0.073]	0.059	4.597	12	0.970	0.009
Scalar invariance	178.921	96	< 0.001	0.926	0.062	[0.048, 0.076]	0.062	33.427	24	0.095	− 0.008
Scalar invariance with equal correlations	182.405	102	< 0.001	0.928	0.059	[0.045, 0.073]	0.082	37.674	30	0.158	− 0.006
Constrained latent means	201.055	108	< 0.001	0.917	0.062	[0.049, 0.075]	0.082	55.664	36	0.019	− 0.017
Unconstrained latent means	185.620	106	< 0.001	0.929	0.058	[0.044, 0.072]	0.081	40.797	34	0.196	− 0.005

ISSN: 1477-7525