| OCD patients | Healthy controls | p-value |
Age, yrs | 30.9 ± 11.7 (n = 39) | 29.9 ± 9.1 (n = 37) | 0.68a |
Gender |
|
| 0.03b |
Male | 14 (36%) | 22 (59%) |
|
Female | 25 (64%) | 15 (41%) |
|
Age at onset | 23.5 ± 10.2 (n = 36) |
| 0.50c |
Length of illness, yrs | 7.1 ± 6.6 (n = 36) |
| 0.73c |
Y-BOCS score | 22 ± 7.6 (n = 37) |
| 0.10c |
BDI score | 20 ± 11.1 (n = 33) |
| < 0.01c |
Use and dose of antidepressant(s) | 32 (82%) |
| 0.03c |
BDNF (ng/ml) | 17.5 ± 7.3 | 12.7 ± 4.7 | < 0.01a |