Psychometric characteristics of the of COVID Stress Scales-Arabic version (CSS-Arabic) in Egyptian and Saudi university students

Middle East Current Psychiatry

Table 4 Findings of first and second order confirmatory factor analysis for CSS-Arabic

Measurement	χ²	df	χ²/df	SRMR	CFI	TLI	RMSEA
First-order confirmatory factor analysis
CSS-Arabic	2642.742	584	4.525	0.05	0.91	0.90	0.07
Second-order confirmatory factor analysis
CSS-Arabic	2681.171	586	4.575	0.05	0.90	0.90	0.08

RMR Root mean square residual, CFI Bentler’s Comparative Fit Index, TLI Tucker-Lewis index, RMSEA Root mean square error of approximation