TABLE 1.
Demographic and Clinical Data in Youth with Non-Tic-Related Obsessive-Compulsive Disorder (OCD), Youth with Tic-Related OCD, and Healthy Comparison Subjects
| Variable | Youth with Non- Tic-Related OCD (n = 35)
|
Youth with Tic- Related OCD (n = 9)
|
Healthy Control Subjects (n = 44)
|
Comparisons of Non-Tic- Related OCD, Tic-Related OCD, and Healthy Control Subjects
|
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|---|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Mean | SD | Test Statistic | p | |
| Age (years) | 13.9 | 2.3 | 13.6 | 3.5 | 13.9 | 2.3 | F2,85 = 0.04 | .96 |
| Child Behavior Checklist | ||||||||
| Total score | 31.1 | 20.5 | 44.6 | 23.4 | 6.9 | 5.4 | F2,85 = 36.9 | <.0001a,b |
| Internalizing score | 12.8 | 8.7 | 16.6 | 9.5 | 2.3 | 2.1 | F2,85 = 35.5 | <.0001c |
| Externalizing score | 5.7 | 6.5 | 7.6 | 7.8 | 1.7 | 1.9 | F2,85 = 9.0 | <.0003d,e |
| Obsessive-Compulsive Scale score | 5.7 | 3.8 | 8.8 | 3.6 | 0.6 | 0.8 | F2,85 = 53.0 | <.0001f,g |
| Multidimensional Anxiety Scale For Children | 47.0 | 19.9 | 43.2 | 21.8 | 26.9 | 13.5 | F2,85 = 15.1 | <.0001h,i |
| Children’s Depression Inventory | 10.0 | 7.2 | 9.3 | 5.7 | 2.6 | 2.7 | F2,85 = 6.19 | <.0001j,k |
| Age at Onset of Obsessive-Compulsive Symptoms (years) | 8.4 | 3.0 | 5.8 | 3.4 | F1,42 = 5.40 | .025 | ||
| Duration of Obsessive-Compulsive Symptoms (years) | 7.8 | 4.1 | 5.3 | 3.5 | F1,42 = 3.32 | .08 | ||
| Children’s Yale-Brown Obsessive | ||||||||
| Compulsive Scale - lifetime score | 27.4 | 6.3 | 29.9 | 4.7 | F1,42 = 1.17 | .29 | ||
| - current score | 15.2 | 8.9 | 21.1 | 5.8 | F1,42 = 3.60 | .06 | ||
Note:
Patients with non-tic-related OCD significantly different from patients with tic-related OCD, p = .02.
patients with non-tic-related OCD significantly different from healthy controls, and tic-related OCD patients significantly different from healthy controls, p < .0001.
Patients with non-tic-related OCD significantly different from healthy controls, and patients with tic-related OCD significantly different from healthy controls, p < .0001.
Patients with non-tic-related OCD significantly different from healthy controls, p = .002.
Patients with tic-related OCD significantly different from healthy controls, p = .0006.
Patients with non-tic-related OCD significantly different from healthy controls, and patients with tic-related OCD significantly different from healthy controls, p < .0001.
Patients with non-tic-related OCD significantly different from patients with tic-related OCD, p = .004.
Patients with non-tic-related OCD significantly different from healthy controls, p < .0001.
Patients with tic-related OCD significantly different from healthy controls, p =.01.
Patients with non-tic-related OCD significantly different from healthy controls, p < .0001.
Patients with tic-related OCD significantly different from healthy controls, p = .0007.