STATE-TRAIT ANXIETY INVENTORY (STAI)
Introduction and Conceptual Foundation The State-Trait Anxiety Inventory, commonly referred to as the STAI, is one of the most widely utilized and respected psychological instruments for quantifying anxiety in adults. Developed by Charles D. Spielberger and colleagues, the STAI functions as a versatile, self-report assessment device that provides separate, yet correlated, measures of two fundamentally […]