Table 3.

Measures of the Sample Size Adequacy and Sample Suitability for Factor Analysis: Generalized Anxiety Disorder-7 (GAD-7) Scale Scores in Saudi University Male Students

Measures	Values
Anti-image matrix	0.84–0.89
Bartlett’s test of sphericity	<0.001
Communality*	0.36–0.66
Determinant	0.12
Kaiser–Meyer–Olkin test of sampling adequacy	0.85

Note: *Exploratory factor analysis was performed with principal component analysis extraction for unrotated solution.

Abbreviation: GAD-7, Generalized Anxiety Disorder Scale.