Table 3.
Means and Standard Deviations on Outcome Measures in the Treatment Conditions at Pretest, Posttest, and Follow-ups
| Measure and condition |
Pretest (n=64) |
Posttest (n=64) |
6 months (n=50) |
12 months (n=50) |
24 months (n=42) |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| M | SD | M | SD | M | SD | M | SD | M | SD | |
| CSR | ||||||||||
| CBT | 5.44 | 1.21 | 1.73 | 2.23 | 1.33 | 1.86 | 1.00 | 1.60 | 1.21 | 1.75 |
| AR | 5.16 | 1.81 | 2.55 | 2.55 | 1.43 | 1.88 | 1.57 | 1.91 | 1.21 | 2.08 |
| PSWQ | ||||||||||
| CBT | 60.76 | 8.88 | 50.79 | 10.24 | 48.70 | 10.33 | 45.83 | 8.67 | 45.30 | 8.01 |
| AR | 58.20 | 6.48 | 51.21 | 7.90 | 49.09 | 7.49 | 46.74 | 8.61 | 48.17 | 11.72 |
| WAQ-Som | ||||||||||
| CBT | 21.06 | 4.02 | 17.36 | 5.03 | 15.63 | 4.12 | 14.90 | 4.99 | 15.63 | 4.84 |
| AR | 21.00 | 4.83 | 17.94 | 4.40 | 18.22 | 4.78 | 15.89 | 4.03 | 15.77 | 5.17 |
| STAI-T | ||||||||||
| CBT | 51.06 | 7.87 | 45.45 | 9.11 | 43.30 | 9.68 | 41.38 | 8.79 | 41.93 | 9.29 |
| AR | 51.94 | 7.90 | 46.03 | 9.75 | 45.52 | 9.10 | 43.16 | 8.39 | 43.54 | 9.39 |
| BDI-II | ||||||||||
| CBT | 13.67 | 7.91 | 8.70 | 6.89 | 7.81 | 7.45 | 6.52 | 5.27 | 6.81 | 5.59 |
| AR | 15.07 | 9.08 | 9.71 | 8.74 | 8.00 | 6.90 | 6.74 | 7.83 | 6.46 | 5.47 |
| CGI-I | ||||||||||
| CBT | - | - | 2.24 | 0.90 | 1.96 | 0.76 | 1.69 | 0.97 | 1.75 | 0.84 |
| AR | -* | - | 2.84 | 1.04 | 2.04 | 1.11 | 2.10 | 0.83 | 1.93 | 1.21 |
Note. CSR=Clinician’s Severity Rating from the Anxiety Disorders Interview Schedule for DSM-IV; CBT=cognitive-behavioral therapy; AR=applied relaxation; PSWQ=Penn State Worry Questionnaire; WAQ-Som=Worry and Anxiety Questionnaire, Somatic subscale; STAI-T=State-Trait Anxiety Inventory, Trait version; BDI-II=Beck Depression Inventory II; CGI-I=Clinical Global Impression, Improvement subscale.
*
CGI-I scores cannot be calculated until the second assessment.