Psychometric properties of the Arabic version of the intolerance of uncertainty scale: a multinational study

BMC Psychology

Table 3 Measurement Invariance across gender and country in the total sample

Model	CFI	RMSEA	SRMR	Model Comparison	ΔCFI	ΔRMSEA	ΔSRMR
Model 1: Gender
Males	0.910	0.099	0.057
Females	0.935	0.081	0.044
Configural	0.929	0.060	0.057
Metric	0.928	0.058	0.059	Configural vs. metric	0.001	0.002	0.002
Scalar	0.928	0.056	0.059	Metric vs. scalar	< 0.001	0.002	< 0.001
Model 2: Country
Lebanon	0.921	0.098	0.055
Egypt	0.938	0.083	0.045
Kuwait	0.920	0.083	0.047
Configural	0.926	0.051	0.045
Metric	0.925	0.048	0.048	Configural vs. metric	0.001	0.003	0.003
Scalar	0.920	0.047	0.048	Metric vs. scalar	0.005	0.001	< 0.001

Note. CFI = Comparative fit index; RMSEA = Steiger-Lind root mean square error of approximation; SRMR = Standardised root mean square residual

ISSN: 2050-7283