Table 3.

Reliability of the Anxiety Symptoms Questionnaire (ASQ)

ASQ measure	Diagnosis	n	Cronbach’s α
Clinical sample
Overall	Anxiety disorder (GAD/SAD/panic)	152	0.94
	With any comorbidity	75	0.94
	Without comorbidity	77	0.94
	By diagnosis:
	GAD	70	0.93
	SAD	57	0.92
	Panic	25	0.97
	MDD	88	0.96
	Control	111	0.92
Intensity subscale	Anxiety disorder (GAD/SAD/Panic)	152	0.89
Frequency subscale	Anxiety disorder (GAD/SAD/panic)	152	0.9
College sample
Overall	All students	487	0.96
	With ≥1 chronic medical condition	59	0.96
	Without chronic medical conditions	427	0.96
	By anxiety:
	BAI ≥16	71	0.92
	BAI <16	416	0.94
	By depression:
	BDI ≥14	74	0.94
	BDI <14	413	0.95
Intensity subscale	All students	487	0.93
Frequency subscale	All students	487	0.93

BAI, Beck Anxiety Inventory; BDI, Beck Depression Inventory; GAD, generalised anxiety disorder; MDD, major depressive disorder ; SAD, social anxiety disorder.