Table 3.

Pre-/posttest evaluation on BDI-II, PTQ, and WSAS.

Patient number	Evaluation of symptoms
	Depression (BDI-II)a				Repetitive thinking (PTQ)b				Function (WSAS)c
	Pred	Postd	RCIe	P	Pre	Post	RCI	P	Pre	Post	RCI	P
1	12	0	- 2.52	.01 f	33	0	- 4.20	<.001	20	24	0.35	.73
2	10	1	- 1.89	.06	24	13	- 1.40	.16	14	14	0	1
3	20	25	1.05	.29	10	10	0	1	15	26	0.97	.33
4	9	6	- 0.63	.53	39	34	- .64	.52	11	6	- 0.44	.66

^aAs compared to bipolar patients (n=34) as reported in Beck et al [33], Beck Depression Inventory—Second Edition (BDI-II).

^bAs compared to depressed patients (n=45) as reported in Ehring et al [29], Perseverative Thinking Questionnaire (PTQ).

^cAs compared to mild to moderately depressed patients (n=382) as reported in Mundt et al [28], Work and Social Adjustment Scale (WSAS).

^dPretest value (Pre), posttest value (Post)

^eReliable Change Index (RCI)

^fSignificant values are shown in italics (P<.05).