Table 2.
Least significant difference (LSD) tests of the simple main effects of time with pairwise contrasts (contrast estimate; CE) of OCD symptoms and severity (T1-T9).
| Outcome and time interval | CE (SE) | t285 | 95% CI | P (adjusted) | |
| Symptoms | |||||
| T1-T9 | 3.96 (0.84) | 4.70 | 2.30, 5.61 | <.001 | |
| T1-T2 | 0.49 (0.15) | 3.26 | 0.19, 0.78 | .001 | |
| T2-T3 | 0.58 (0.27) | 2.15 | 0.05, 1.11 | .003 | |
| T3-T4 | 0.82 (0.25) | 3.24 | 0.32, 1.33 | .001 | |
| T4-T5 | 0.21 (0.27) | 0.79 | –0.32, 0.74 | .43 | |
| T5-T6 | 0.39 (0.34) | 1.15 | –0.27, 1.05 | .25 | |
| T6-T7 | 1.03 (0.38) | 2.75 | 0.29, 1.77 | .006 | |
| T7-T8 | 0.54 (0.35) | 1.53 | –0.15, 1.22 | .13 | |
| T8-T9 | –0.10 (0.37) | –0.28 | –0.83, 0.62 | .78 | |
| Severity | |||||
| T1-T9 | 5.79 (0.99) | 5.87 | 3.85, 7.73 | <.001 | |
| T1-T2 | 0.96 (0.34) | 2.79 | 0.28, 1.63 | .006 | |
| T2-T3 | 0.21 (0.52) | 0.41 | –0.81, 1.24 | .68 | |
| T3-T4 | 0.88 (0.63) | 1.38 | –0.37, 2.12 | .17 | |
| T4-T5 | 0.91 (0.58) | 1.57 | –0.23, 2.05 | .12 | |
| T5-T6 | 0.50 (0.34) | 1.45 | –0.18, 1.18 | .15 | |
| T6-T7 | 1.18 (0.35) | 3.37 | –0.49, 1.86 | .001 | |
| T7-T8 | 0.94 (0.41) | 2.28 | 0.13, 1.74 | .02 | |
| T8-T9 | 0.22 (0.65) | 0.34 | –1.05, 1.49 | .73 | |