Table 2:
Hypothesized Predictors of EX/RP Outcome
| By Outcome | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Total (n = 137) | Standard Course Remission (n = 49; 35.8%) | Extended Course Remission (n = 46; 33.6%) | No Remission (n = 28; 20.4%) | Dropout (n = 14; 10.2%) | ||||||
| Measure | n | % or M (SD) | n | % or M (SD) | n | % or M (SD) | n | % or M (SD) | n | % or M (SD) |
| Yale-Brown Obsessive-Compulsive Scale (Y-BOCS) | 137 | 26.6 (3.5) | 49 | 25.7 (3.3) | 46 | 26.2 (3.4) | 28 | 27.9 (3.3) | 14 | 28.1 (4.1) |
| Patient EX/RP Adherence Scale (PEAS) | 132 | 5.3 (0.6) | 49 | 5.7 (0.4) | 46 | 5.2 (0.5) | 28 | 4.8 (0.7) | 9 | 4.9 (0.6) |
| Pathological Obsessive-Compulsive Personality Scale (POPS) | 134 | 149.0 (35.8) | 47 | 138.1 (33.7) | 46 | 151.8 (32.7) | 28 | 166.7 (32.1) | 13 | 140.2 (47.2) |
| Metacognition Questionnaire (MCQ) | 135 | 72.5 (13.9) | 48 | 71.1 (11.8) | 46 | 74.9 (11.2) | 28 | 73.3 (18.1) | 13 | 67.2 (18.7) |
| Genetic Measures | ||||||||||
| BDNF | ||||||||||
| C/C (val/val) | 85 | 64.4 | 35 | 72.9 | 23 | 53.5 | 17 | 63.0 | 10 | 71.4 |
| C/T (val/met) | 41 | 31.1 | 8 | 16.7 | 19 | 44.2 | 10 | 37.0 | 4 | 28.6 |
| T/T (met/met) | 6 | 4.5 | 5 | 10.4 | 1 | 2.3 | 0 | 0.0 | 0 | 0.0 |
| COMT | ||||||||||
| A/A (met/met) | 32 | 24.2 | 13 | 27.1 | 11 | 25.6 | 5 | 18.5 | 3 | 21.4 |
| A/G (met/val) | 71 | 53.8 | 28 | 58.3 | 21 | 48.8 | 15 | 55.6 | 7 | 50.0 |
| G/G (val/val) | 29 | 22.0 | 7 | 14.6 | 11 | 25.6 | 7 | 25.9 | 4 | 28.6 |
| SLC6A4 | ||||||||||
| LL | 35 | 26.5 | 13 | 27.1 | 13 | 30.2 | 6 | 22.2 | 3 | 21.4 |
| LS | 54 | 40.9 | 22 | 45.8 | 15 | 34.9 | 7 | 25.9 | 10 | 71.4 |
| SS | 43 | 32.6 | 13 | 27.1 | 15 | 34.9 | 14 | 51.9 | 1 | 7.1 |
Abbreviations. EX/RP = Exposure and Ritual Prevention; No=number; SD=standard deviation; SRI = Serotonin Reuptake Inhibitor