Table 1: Admission and discharge scores on four measures in a residential treatment center for substance use disorders (N=100).

Measure

Admission

Discharge

t

p

 

Average Score (SD)

   

BDI

20.5 (11.4)

5.6 (6.8)

11.285

0.0001

BAI

23.4 (14.5)

8.4 (8.9)

8.7888

0.0001

DES

12.6 (14.7)

7.2 (9.9)

2.8649

0.005

PCL-C

42.3 (15.3)

27.7 (10.7)

7.7845

0.0001

BDI: Beck Depression Inventory; BAI: Beck Anxiety Inventory; DES: Dissociative Experiences Scale; PCL-C: PTSD Checklist-Civilian Version.