Table 1.
Demographics: Means (or Frequencies) and Standard Deviations (or Percentages) for the Total Sample and the Subsamples (Washers vs. Non-Washers).
| Total sample (N = 394) |
Non-Washers (n = 171) |
Washers (n = 223) |
|||||
|---|---|---|---|---|---|---|---|
| M/n | SD/% | M/n | SD/% | M/n | SD/% | Statistics | |
| Age | 37.76 | 12.14 | 38.20 | 12.92 | 37.43 | 11.52 | t(342.82) = 0.613, p = .540 |
| Gender (female/ male/ diverse) |
291/ 101/2 |
73.9/25.6/0.5 | 116/54/1 | 67.8/31.6/ 0.6 |
175/47/1 | 78.5/21.1/0.4 | Cramer-V = 0.120, p = .058 |
| Illness duration | 17.40 | 12.46 | 18.10 | 12.92 | 16.85 | 12.09 | t(391) = 0.982, p = .327 |
| Psychopathology | |||||||
| PHQ-9 | 12.41a | 6.61 | 11.39b | 6.84 | 13.17c | 6.34 | t(382) = 2.630, p = .009 |
| Washing (OCI-R) |
7.12 | 4.22 | 3.49 | 3.24 | 9.91 | 2.35 | t(297.34) = 21.852, p < .001 |
| Obsessing (OCI-R) |
6.95 | 3.26 | 7.32 | 3.33 | 6.68 | 3.19 | t(392) = 1.931, p = .054 |
| Hoarding (OCI-R) |
2.36 | 2.70 | 2.27 | 2.79 | 2.42 | 2.64 | t(392) = 0.555, p = .580 |
| Ordering (OCI-R) |
3.86 | 3.45 | 4.13 | 3.66 | 3.65 | 3.27 | t(392) = 1.370, p = .172 |
| Checking (OCI-R) |
4.88 | 3.57 | 5.03 | 3.72 | 4.77 | 3.46 | t(392) = 0.710, p = .478 |
| Neutralizing (OCI-R) | 2.46 | 3.08 | 2.56 | 3.09 | 2.39 | 3.09 | t(392 = 0.546, p = .586 |
| OCI-R total score | 27.64 | 11.47 | 24.80 | 11.39 | 29.82 | 11.06 | t(392) = 4.406, = p < .001 |
Note. OCI-R = Obsessive-Compulsive Inventory-Revised; PHQ-9 = Patient Health Questionnaire-9; an = 384; bn = 165; cn = 219.