TABLE 1.
Demographic and Clinical Characteristics of Participants
| Characteristic | OCD (n = 14) | Control (n = 14) | t or χ2 | p | ||
|---|---|---|---|---|---|---|
| Age at onset in yrs, mean (SD) | 9.8 | (3.5) | ||||
| Age at assessment in yrs, mean (SD) | 13.4 | (2.6) | 13.4 | (2.9) | t = 0.068 | .95 |
| Male, n (%) | 8 | (57.1) | 5 | (35.7) | χ2 = 1.292 | .45 |
| SES, mean (SD) | 1.7 | (0.8) | 1.3 | (0.6) | t = −1.479 | .15 |
| WASI IQ, mean (SD) | 111.2 | (118) | 114.1 | (8.6) | t = 0.735 | .47 |
| Ethnicity, n (%) | χ2 = 3.391 | .34 | ||||
| Caucasian | 10 | (71.4) | 13 | (92.9) | ||
| Asian | 2 | (14.3) | 0 | (0) | ||
| African-American | 1 | (7.1) | 1 | (7.1) | ||
| Hispanic/Latino | 1 | (7.1) | 0 | (0) | ||
| Right handed, n (%) | 11 | (78.6) | 13 | (92.9) | χ2 = 1167 | .60 |
| 1st-degree family history of OCD, n (%) | χ2 = 1037 | 1.00 | ||||
| Yes | 1 | (7.1) | 0 | (0) | ||
| No | 13 | (92.9) | 14 | (100) | ||
| Medication status at baseline, n (%) | ||||||
| Medication Free | 3 | (21.4) | ||||
| Medication Naïve | 11 | (78.6) | ||||
| CY-BOCS, Total, mean (SD) | 24.7 | (66) | 0 | (0) | t = −14.921 | <−.001 |
| COIS-R, parent, mean (SD)a | 32.3 | (24.2) | 0 | (0) | t = −5.354 | <−.001 |
| COIS-R, child, mean (SD)a | 27.1 | (16.4) | 0 | (0) | t = −6.621 | <.001 |
| Current comorbidity, n (%) | ||||||
| ADHD | 4 | (26.7) | 0 | (0) | ||
| MDD | 4 | (26.7) | 0 | (0) | ||
| GAD, SAD, and/or Social Anxiety | 12 | (80) | 0(0) | |||
Note: ADHD = attention-deficit/hyperactivity disorder; COIS-R = Child Obsessive-Compulsive Impact Scale - Revised; CY-BOCS = Children’s Yale-Brown Obsessive Compulsive Scale; GAD = generalized anxiety disorder; MDD = major depressive disorder; OCD = obsessive-compulsive disorder; SAD = separation anxiety disorder; SES = socioeconomic status; WASI = Wechsler Abbreviated Scale of Intelligence
a
Missing data on 1 participant with OCD