Table 2. Predictors of Drop-Out and Y-BOCS Change during CT Treatment and in Follow-Up.
| Outcome | Univariate Predictor | Estimate | Standard Error | DF | p-value |
|---|---|---|---|---|---|
| Drop-out (Yes vs. No) | PI-R Total Score | -0.042 | 0.0208 | 1 | 0.046 |
| Y-BOCS Change (Tx) | Time * Sexual Obsessions | - | - | 2, 91 | 0.0071 |
| ≥4 vs. 0 | -0.31 | 0.107 | 0.0043 | ||
| 1-3 vs. 0 | 0.12 | 0.160 | 0.47 | ||
| Time * Comorbidity (Yes vs. No) | -0.22 | 0.0996 | 1, 95 | 0.032 | |
| Time * SDS Work Score | 0.032 | 0.0185 | 1, 92 | 0.083 | |
| Y-BOCS Change (Tx) (week 4/6 onward) |
Time * URICA RTC Score | - | - | 2, 55 | 0.043 |
| 10.4–11.3 vs. ≥11.4 | 0.25 | 0.130 | 0.057 | ||
| ≤10.3 vs. ≥11.4 | 0.31 | 0.129 | 0.021 | ||
| Y-BOCS Change (FU) | Time * PDQ-4 Total Score | 0.0043 | 0.00150 | 1, 42 | 0.0064 |
| Time * PDQ-4 Schizotypal | - | - | 1, 42 | 0.011 | |
| 3+ vs. 0 | 0.096 | 0.0343 | 0.0074 | ||
| 1-2 vs. 0 | 0.094 | 0.0376 | 0.017 |
Note. PI-R = Padua Inventory – Revised; Y-BOCS = Yale-Brown Obsessive-Compulsive Scale; SDS = Sheehan Disability Scale; URICA RTC = University of Rhode Island Change Assessment Questionnaire Readiness-to-Change; PDQ-4 = Personality Diagnostic Questionnaire-4th edition; Tx = post-treatment; FU = follow-up.