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. Author manuscript; available in PMC: 2014 Sep 1.
Published in final edited form as: Am J Psychiatry. 2014 Mar 1;171(3):294–304. doi: 10.1176/appi.ajp.2013.13040552

TABLE 3. Intent-to-Treat Results for Continuous Primary and Secondary Outcome Measures.

Measure Intensive Cognitive Therapy (N=30) Standard Cognitive Therapy (N=31) Supportive Therapy (N=30) Waitlist (N=30)

Mean SD Mean SD Mean SD Mean SD

Primary Outcomes: PTSD symptoms

Independent Assessor (CAPS)
Pre-Treatment or Wait 78.72 19.80 70.60 13.45 74.60 15.39 69.95 14.17
14 weeks (Post) 32.22 27.20 26.97 28.68 47.88 31.77 65.28 20.64
27 weeks (Follow-up 1) 35.56 26.26 20.86 25.23 49.32 32.46
40 weeks (Follow-up 2) 35.33 35.11 20.96 27.71 49.04 38.01

Self-Report (PDS)
Pre-Treatment or Wait 33.21 7.66 32.44 6.94 34.26 7.40 32.46 7.60
6 weeks 14.85 8.92 16.33 11.58 23.30 12.90 31.92 6.84
14 weeks (Post) 11.98 9.60 9.39 10.88 19.98 13.67 29.24 9.36
27 weeks (Follow-up 1) 13.91 11.63 10.15 11.86 18.93 12.98
40 weeks (Follow-up 2) 13.03 13.99 9.63 11.26 20.94 15.40

Secondary Outcome M easures: Disability, Depression, Anxiety, Quality of Life

Disability (SDS)
Pre-Treatment or Wait 20.48 5.55 21.39 5.11 19.65 6.97 17.28 7.74
6 weeks 10.72 7.51 14.02 9.35 16.60 7.90 17.22 6.67
14 weeks (Post) 9.30 8.20 10.02 9.76 14.28 9.09 17.20 6.38
27 weeks (Follow-up 1) 10.61 8.80 8.68 9.50 13.67 9.86
40 weeks (Follow-up 2) 9.72 9.22 9.37 10.07 14.47 11.35

Anxiety (BAI)
Pre-Treatment or Wait 26.23 13.12 28.42 14.17 25.12 11.31 23.57 9.12
6 weeks 13.55 12.16 13.88 14.01 17.01 13.30 23.26 10.88
14 weeks (Post) 11.57 11.94 9.24 12.09 16.35 14.56 22.13 10.59
27 weeks (Follow-up 1) 10.37 11.59 9.63 13.71 15.50 13.74
40 weeks (Follow-up 2) 11.85 13.35 9.00 12.61 15.99 16.15

Depression (BDI)
Pre-Treatment or Wait 23.93 9.86 21.90 10.77 26.18 10.68 23.47 8.96
6 weeks 14.34 9.30 13.39 10.70 19.79 12.42 21.26 8.06
14 weeks (Post) 12.10 9.97 11.07 11.80 17.00 12.82 20.85 10.02
27 weeks (Follow-up 1) 12.03 11.25 10.54 12.70 16.29 12.10
40 weeks (Follow-up 2) 12.84 12.54 9.44 12.18 18.60 14.05

Quality of Life
Pre-Treatment or Wait 36.93 12.84 39.36 21.87 38.78 18.40 45.68 20.98
6 weeks 49.54 17.23 57.49 20.82 44.86 25.25 41.74 15.13
14 weeks (Post) 52.67 20.21 62.93 21.70 49.22 24.97 46.75 19.00
27 weeks (Follow-up 1) 58.10 22.78 60.43 23.31 49.61 25.67
40 weeks (Follow-up 2) 54.57 20.74 65.11 22.46 50.38 25.53

CAPS = Clinician Administered PTSD Scale; PDS = Posttraumatic Stress Diagnostic Scale; SDS = Sheehan Disability Scale; BDI = Beck Depression Inventory; BAI = Beck Anxiety Inventory; N/A = not assessed;

*

p < .05,

**

p < .01,

***

p < .001