Demographic and clinical characteristics of study participants
| Group; mean (SD)* | ||
|---|---|---|
| Characteristic | Controls, n = 27 | MDD, n = 27 |
| Age, yr | 31.4 (9.1) | 29.5 (8.8) |
| Sex, male:female | 12:15 | 12:15 |
| Education, yr | 13.3 (3.1) | 13.0 (2.7) |
| HAM-D score | 0.8 (1.1) | 28.5 (5.3) |
| Duration of illness, mo | NA | 15.6 (17.8) |
HAM-D = Hamilton Rating Scale for Depression; (26) MDD = major depressive disorder; NA = not applicable; SD = standard deviation.
↵* Unless otherwise indicated.