Table 1.
Demographic and clinical indices.
| Variable | N(%)/M(SD) |
|---|---|
| Mean Age | 31.6 (13.7) |
| Gender | |
| Male | 78 (63.9%) |
| Female | 44 (36.1%) |
| Ethnicity | |
| Caucasian | 98 (80.3%) |
| Hispanic | 17 (13.9%) |
| African-American | 1 (0.8%) |
| Asian-American | 4 (3.3%) |
| Pacific Islander | 1 (0.8%) |
| Other | 1 (0.8%) |
| IQ | 106.0 (9.6) |
| YGTSS Baseline | |
| Motor Total | 15.2 (3.2) |
| Vocal Total | 7.8 (5.2) |
| Overall Total | 22.9 (6.6) |
| Y-BOCS Baseline | |
| Obsessions | 1.9 (3.8) |
| Compulsions | 3.3 (4.7) |
| Total | 5.2 (7.8) |
| ADHD Inattention Baseline | 6.9 (6.2) |
| Tic Diagnosis | |
| TS | 103 (84.4%) |
| CTD | 19 (15.6%) |
| Comorbidity Status | |
| ADHD | 34 (27.9%) |
| Major Depressive Episode | 3 (2.5%) |
| Dysthymic Episode | 4 (3.3%) |
| Bipolar Disorder | 1 (0.8%) |
| Panic Disorder | 1 (0.8%) |
| Obsessive-Compulsive Disorder | 19 (15.6%) |
| Social Phobia | 3 (2.5%) |
| Specific Phobia | 12 (9.8%) |
| Generalized Anxiety Disorder | 8 (6.6%) |
| Hair Pulling Disorder | 1 (0.8%) |
| No Comorbid Disorder | 66 (54.1%) |
Note. Values represent means (SD) and frequency (%); IQ = Intelligence Quantity; YGTSS = Yale Global Tic Severity Scale; Y-BOCS = Yale-Brown Obsessive-Compulsive Scale; ADHD = Attention Deficit/Hyperactivity Disorder; TS = Tourette’s Syndrome; CTD = Chronic Tic Disorder.