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. Author manuscript; available in PMC: 2013 Dec 1.
Published in final edited form as: Biol Psychiatry. 2012 Jul 4;72(11):957–963. doi: 10.1016/j.biopsych.2012.06.002

Table 3.

Comparison of PTSD for Current Trauma, Depression, and PTSD for Prior Trauma Across Intervention and Assessment Conditions.

Intervention (n=69) Assessment (n = 68) Effect size

Primary Outcomes
PSS
Week 4* a,y19.09±1.83 (15.51-22.68) b,y 24.54±1.70 (21.22-27.87) 0.38
Week 12* a,z15.47±1.98 (11.60-19.34) b,z 20.33±1.80 (16.79-23.87) 0.34
BDI
Baseline a,y18.60 ±1.51 (15.64-21.55) a,y 21.26±1.47 (18.38-24.14)
Week 4* b,z 15.04±1.70 (11.72-18.37) a,y 21.37±1.63 (18.38-24.14) 0.35
PDS
Baseline a,y18.90±1.80 (15.35-22.39) a,y 19.46±1.78 (15.97-22.95)
Week 4 a,y 18.90±2.34 (14.30-23.50) a,y 23.76±2.29 (19.27-28.24) 0.11
Baseline Covariates p-value
ISRC-Numbing 3.10 (0.23) 2.50 (0.22) 0.06
ISRC- Depersonalization 1.97 (0.21) 1.55 (0.16) 0.1
IRSC-Dissociation 2.33 (0.22) 1.89 (0.20) 0.11
ISRC-Reexperiencing 4.84 (0.17) 4.20 (0.21) 0.02
CTQ 48.52 (2.91) 48.87 (2.60) 0.91

Note:

a

denotes significant main effect for group at p < 0.05 based on findings from mixed effect models.

b

denotes significant main effect for group at p < 0.05 based on findings from mixed effect models.

y

denotes significant main effect for time at p < 0.05 based on findings from mixed effect models ± Values are standard errors.

z

denotes significant main effect for time at p < 0.05 based on findings from mixed effect models ± Values are standard errors.

Values in parenthesis are 95% CI. Means and standard errors are pooled estimates obtained from 100 datasets generated from multiple imputation. N=137 participants. ISRC = Initial Stress Reaction Checklist. BDI = Beck Depression Inventory. CTQ = Childhood Trauma Questionnaire. PDS = PTSD Diagnostic Scale. PSS-I = PTSD Symptom Scale – Interview † = Estimated mean based on linear mixed effect