Table 1.

Demographic and clinical characteristics of patients with PD at T1 and T2.

	Wait-list controls (n = 20)					Non-responder (n = 20)					Responder (n = 18)
	T1		T2		T1 vs. T2	T1		T2		T1 vs. T2	T1		T2		T1 vs. T2	T1 group	T2 group	Group × Session
	Mean	SD	Mean	SD		Mean	SD	Mean	SD		Mean	SD	Mean	SD
BDI (0–63)	15.8	9.1	14.6a	7.6	p = 0.242	13.9	9.0	12.2a	8.7	p = 0.425	15.8	12.0	6.1b	7.4	p = 0.004	p = 0.792	p = 0.007	p = 0.027
BSQ (17–85)	45.2	10.9	43.9a	13.4	p = 0.469	43.2	12.5	35.8ab	12.6	p = 0.017	47.0	14.5	27.3b	10.1	p < 0.001	p = 0.649	p = 0.001	p < 0.001
PAS (0–57)	22.0	9.0	17.9a	9.7	p = 0.143	18.2	9.7	11.8ab	8.3	p = 0.026	24.3	9.8	7.1b	7.6	p < 0.001	p = 0.142	p = 0.002	p = 0.001
Number/severity of panic attacks (0–4)	1.5	0.9	0.9	1.0	p = 0.059	1.4	1.0	1.3	1.2	p = 0.553	1.6	1.1	0.5	1.0	p < 0.001	p = 0.779	p = 0.101	p = 0.018
Agoraphobic avoidance (0–4)	1.8	1.3	1.4a	1.2	p = 0.114	1.5	1.3	0.7b	0.8	p = 0.005	2.0	0.9	0.4b	0.5	p < 0.001	p = 0.423	p = 0.002	p = 0.007
Anxious apprehension (0–4)	2.3	1.3	2.2a	0.9	p = 0.681	1.9	1.3	1.3b	1.0	p = 0.040	2.5	0.9	1.0b	0.8	p < 0.001	p = 0.235	p = 0.001	p = 0.005
ACQ (1–5)	2.0	0.5	2.0a	0.7	p = 0.469	2.0	0.6	1.5ab	0.3	p = 0.006	2.2	0.7	1.5b	0.6	p < 0.001	p = 0.652	p = 0.009	p = 0.010
MI alone (1–5)	2.2	0.9	2.3a	1.1	p = 0.124	2.4	1.2	1.7ab	0.8	p = 0.002	2.4	0.9	1.2b	0.4	p < 0.001	p = 0.842	p = 0.003	p = 0.006
ASI (0–64)	28.2	10.5	26.5a	13.3	p = 0.299	27.0	12.0	20.2ab	12.1	p = 0.016	34.0	13.6	13.6b	9.5	p < 0.001	p = 0.177	p = 0.008	p < 0.001
SIGH-A (0–56)	21.5	12.3	18.9a	13.2	p = 0.176	21.4	8.5	18.6a	8.4	p = 0.322	18.9	11.6	8.4b	5.3	p = 0.002	p = 0.715	p = 0.002	p = 0.024
CGI (1–7)	5.0	1.4	4.5a	1.0	p = 0.219	5.0	0.7	3.9a	1.2	p = 0.006	4.8	1.2	2.9b	0.9	p < 0.001	p = 0.835	p < 0.001	p = 0.031
Age	34.4	9.4				34.4	11.7				32.4	11.6				p = 0.820
	n					n					n
Sex (female/male)	13/7					11/9					11/7					p = 0.809
Number of PD diagnoses with/without AG	19/1					17/3					18/0					p = 0.175
Number of comorbid diagnoses (None/1/2–3)	10/6/4					9/8/3					8/6/4					p = 0.957

BDI Beck Depression Inventory, BSQ Body Sensations Questionnaire, PAS Panic and Agoraphobia Scale. Number and severity of panic attacks: number of panic attacks during the last week as reported in the PAS. Agoraphobic avoidance as reported in the PAS. Anxious apprehension as reported in the PAS. ACQ Agoraphobic Cognitions Questionnaire, MI alone Mobility Inventory—alone subscale, ASI Anxiety Sensitivity Index, SIGH-A Structured Interview Guide for the Hamilton Anxiety Scale, CGI Clinical Global Impression Scale.

^a,bMeans with the same letter indicate that these groups did not differ significantly. Different letters indicate significant differences between groups.

^abMeans were not significantly different from the means with the letters a and b.