Table 1.
Raw Scale Score Descriptive Statistics at Each Assessment
| A-CT
|
C-CT or control
|
Post A-CT follow-up
|
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Scale and statistic | Pre | S9 | S17 | Post | Exit | Random | S6 | Post | 12 mon. | 24 mon. |
| BDI | ||||||||||
| M | 24.78 | 13.57 | 9.23 | 7.57 | 9.35 | 3.81 | 6.30 | 4.79 | 5.27 | 3.81 |
| SD | 8.04 | 8.79 | 7.77 | 7.37 | 8.87 | 4.35 | 9.17 | 6.51 | 6.56 | 6.41 |
| n | 152 | 137 | 132 | 126 | 154 | 84 | 77 | 71 | 63 | 56 |
| HRSD | ||||||||||
| M | 18.41 | 8.91 | 6.64 | 7.42 | 8.22 | 3.62 | 5.31 | 4.12 | 4.63 | 4.06 |
| SD | 3.83 | 4.90 | 5.05 | 6.45 | 6.88 | 2.85 | 6.62 | 5.39 | 5.67 | 4.77 |
| n | 155 | 138 | 135 | 128 | 155 | 84 | 78 | 74 | 71 | 63 |
| IDSC | ||||||||||
| M | 33.14 | 17.38 | 12.66 | 13.12 | 14.60 | 6.31 | 8.87 | 7.21 | 7.35 | 6.52 |
| SD | 7.41 | 10.01 | 9.99 | 11.44 | 12.41 | 5.05 | 11.18 | 9.06 | 8.56 | 7.60 |
| n | 155 | 138 | 135 | 128 | 155 | 84 | 78 | 73 | 71 | 63 |
| IDSR | ||||||||||
| M | 37.47 | 21.13 | 14.77 | 13.02 | 15.40 | 7.63 | 9.45 | 8.79 | 8.55 | 6.46 |
| SD | 9.23 | 11.78 | 10.98 | 10.62 | 12.67 | 6.41 | 10.73 | 9.02 | 7.73 | 7.05 |
| n | 151 | 137 | 133 | 126 | 154 | 84 | 77 | 71 | 62 | 56 |
| DAS | ||||||||||
| M | 157.16 | 133.84 | 116.88 | 110.87 | 115.59 | 97.37 | 108.71 | 99.12 | 100.87 | 95.40 |
| SD | 37.37 | 36.96 | 35.28 | 37.54 | 39.41 | 30.58 | 36.50 | 35.06 | 33.78 | 35.68 |
| n | 152 | 137 | 130 | 126 | 153 | 84 | 75 | 69 | 61 | 52 |
| SUCC | ||||||||||
| M | 4.55 | 4.76 | 4.85 | 4.79 | 4.82 | 4.89 | 4.76 | 4.81 | 4.64 | 4.81 |
| SD | 0.86 | 0.81 | 0.75 | 0.79 | 0.82 | 0.81 | 0.92 | 0.80 | 0.82 | 0.87 |
| n | 149 | 135 | 128 | 125 | 153 | 84 | 77 | 69 | 62 | 52 |
| FAIL | ||||||||||
| M | 4.92 | 4.38 | 4.07 | 3.95 | 4.08 | 3.73 | 3.95 | 3.84 | 3.85 | 3.84 |
| SD | 0.93 | 0.90 | 0.88 | 0.98 | 1.02 | 0.95 | 0.90 | 0.95 | 0.91 | 0.96 |
| n | 150 | 135 | 128 | 125 | 153 | 84 | 77 | 69 | 62 | 52 |
| SEF | ||||||||||
| M | 65.51 | 81.25 | 77.17 | 85.55 | 83.63 | 87.60 | ||||
| SD | 15.08 | 15.92 | 18.09 | 14.21 | 15.07 | 14.27 | ||||
| n | 151 | 122 | 152 | 84 | 64 | 50 | ||||
Note. Follow-ups occurred 12 and 24 months post-A-CT, which is equivalent to 4 and 16 months post-C-CT or assessment-only control. A-CT = acute-phase cognitive therapy; C-CT = continuation-phase cognitive therapy; Pre = pretreatment; S9 = Session 9; S17 = Session 17; Post = posttreatment; Exit = last available data point used in calculating effect sizes and health statistics; Random = at randomization; S6 = Session 6; mon. = months; BDI = Beck Depression Inventory; HRSD = Hamilton Rating Scale for Depression; IDSC = Inventory of Depressive Symptomatology, Clinician Version; IDSR = Inventory of Depressive Symptomatology, Self-Report Version; DAS = Dysfunctional Attitudes Scale; SUCC = Attributional Style Questionnaire Success composite; FAIL = Attributional Style Questionnaire Failure composite; SEF = Self-Efficacy Scale.