Table 5.

Mean Clinician-Administered PTSD Scale (CAPS) scores for trauma-related and non-specific symptoms in the dialectical behavioural therapy for post-traumatic stress disorder (DBT-PTSD) group.

		Trauma-related symptoms		Non-specific symptoms
	n	Worst single incident	Multiple traumas	Worst single incident	Multiple traumas
Week 0 (admission, t1)	24	2.84 (0.53)	2.96 (0.47)	2.44 (0.52)	2.44 (0.52)
Week 12 (discharge, t2)	22	1.49 (0.83)	1.93 (0.92)	1.61 (0.70)	1.61 (0.69)
Week 18 (6 week follow-up, t3)	21	1.22 (0.82)	2.18 (0.81)	1.87 (0.73)	1.89 (0.73)
Week 24 (12 week follow-up, t4)	24	1.36 (0.86)	2.00 (0.92)	1.76 (0.76)	1.74 (0.76)
pa (within-group; t1–t4)		<.001	<.001	.001	<.001
Hedges’ g (within-group; t1–t4)		2.04	1.29	1.03	1.06

Data are expressed as mean (SD).

^a Wilcoxon signed rank test.