Table I.
Demographic characteristics of the patients with obsessive‐compulsive disorder and the normal controls
| Controls | OCD | Analysis | ||
|---|---|---|---|---|
| (n = 19) | (n = 20) | χ2, T, F | P | |
| Sex (male/female) | 13/6 | 13/7 | 1.43 | 0.49 |
| Handedness (right/left) | 19/0 | 18/2 | 4.62 | 0.10 |
| Age (years) | 24.68 ± 3.77 | 25.95 ± 6.79 | −0.72 | 0.48 |
| IQa | 111.95 ± 10.91 | 108.65 ± 12.93 | 0.86 | 0.40 |
| Illness duration (years) | 7.79 ± 5.17 | |||
| Age of onset | 18.60 ± 7.23 | |||
| BDI | 3.58 ± 5.87 | 16.55 ± 11.37 | 8.22 | 0.01b |
| BAI | 4.53 ± 4.74 | 17.15 ± 15.45 | 4.69 | 0.01b |
| Y‐BOCS | ||||
| Obsession | 11.20 ± 4.66 | 2.26 | 0.03 | |
| Compulsion | 9.30 ± 5.53 | 0.96 | 0.35 | |
| Total score | 20.50 ± 6.66 | 2.25 | 0.03 | |
a
Estimated by Korean‐Wechsler Adult Intelligence Scale‐Revised (K‐WAIS‐R).
Values are presented as mean ± SD.
b
Analysis of variance (ANOVA).
IQ, Intelligence Quotient; BDI, Beck Depression Inventory; BAI, Beck Anxiety Inventory; Y‐BOCS, Yale‐Brown Obsessive Compulsive Scale.