Download a PDF file of the Liebowitz Social Anxiety Scale, a questionnaire to measure social phobia and avoidance. The scale consists of 24 items with four-point ratings for fear and . Download a PDF file of the Liebowitz Social Anxiety Scale, a questionnaire to assess social anxiety across 24 situations. The file includes instructions, scoring, and a source reference. The LSAS is a clinician-administered scale for assessing social anxiety disorder, consisting of 24 items covering fear and avoid