Table 2.
Descriptive statistics and Kruskal–Wallis ANOVAs assessing measures of OCD severity and impairment between-groups
| Variable | Mean rank, Mdn (IQR) | Ha | nb | η2 | ||
|---|---|---|---|---|---|---|
| OCD + BDD (n = 10) | OCD without BDD (n = 10) | OCD-only (n = 10) | ||||
| OCD severity | ||||||
| Obsessions | 20.85, 15.00 (2.00) | 10.90, 13.00 (1.50) | 14.75, 14.00 (5.25) | 6.67* | 10, 10, 10 | .23 |
| Compulsions | 18.95, 15.00 (4.25) | 15.40, 14.50 (3.25) | 12.15, 14.50 (4.75) | 3.05 | 10, 10, 10 | .11 |
| Total | 21.25, 30.50 (3.50) | 12.00, 27.00 (3.50) | 13.25, 29.00 (9.50) | 6.58* | 10, 10, 10 | .23 |
| OCD-related impairment | ||||||
| School | 20.22, 23.00 (17.53) | 14.39, 11.00 (17.00) | 7.39, 9.00 (9.00) | 11.88** | 9, 9, 9 | .46 |
| Social | 19.56, 30.00 (21.00) | 11.00, 10.50 (17.50) | 9.67, 8.00 (15.50) | 8.79* | 9, 8, 9 | .35 |
| Home | 17.44, 28.00 (19.00) | 12.88, 19.50 (23.50) | 10.11, 14.00 (17.50) | 4.23 | 9, 8, 9 | .17 |
| Total | 19.00, 81.00 (53.53) | 12.31, 40.00 (44.25) | 9.06, 30.00 (42.88) | 7.89* | 9, 8, 9 | .32 |
| Emotion regulation | ||||||
| Adaptive | 6.86, 41.00 (18.00) | 17.36, 38.00 (24.50) | 10.44, 51.00 (10.25) | 9.55** | 7, 7, 8 | .45 |
| Maladaptive | 13.43, 49.00 (15.00) | 13.57, 44.00 (35.00) | 8.00, 38.00 (24.50) | 3.66 | 7, 7, 8 | .17 |
| Global functioning | 9.70, 50.00 (5.00) | 17.80, 52.50 (10.00) | 19.00, 55.00 (11.25) | 7.17* | 10, 10, 10 | .25 |
df = 2. OCD obsessive–compulsive disorder; IQR interquartile range; OCD + BDD obsessive–compulsive disorder with comorbid body dysmorphic disorder; OCD-only obsessive–compulsive disorder without any comorbidities
aKruskal-Wallis test statistic corrected for ties
bOCD + BDD, OCD without BDD, and OCD-only pairwise subsample sizes
*p < .05, **p < .01