Table 1.
Participant demographic and clinical characteristics
| CTL ( N = 18) | MDD ( N = 14) | p value | |||||
|---|---|---|---|---|---|---|---|
| Age in years (M | SD | min/max) |
30.4 |
10.2 |
18.9/52.1 |
35.6 |
8.4 |
22.8/48.5 |
>0.10b |
| Education levela (M | SD | min/max) |
6.6 |
1.5 |
4/8 |
7.2 |
1.1 |
4/8 |
>0.10c |
| BDI-II (M | SD | min/max) |
2.2 |
3.2 |
0/11 |
31.7 |
6.6 |
22/43 |
<0.001b |
| Global Assessment of Functioning (M | SD | min/max) |
87.8 |
7.0 |
75/99 |
53.0 |
6.6 |
35/60 |
<0.001b |
| Age of onset (M | SD | min/max) |
NA |
16.3 |
6.8 |
3/26 |
NA |
||
| Handedness (right | left) | 16 | 2 | 13 | 1 | >0.10c | ||
BDI-II Beck Depression Inventory-II, GAF Global Assessment of Functioning, M mean, SD standard deviation, MDD major depressive disorder, CTL control.
aLevel of education was assigned as follows: having finished 1) elementary school, 2) junior high school, 3) high school, 4) some college, 5) technical school, 6) junior college, 7) 4-year college, or 8) graduate or professional education.
bComputed using two-sample t-test.
cComputed using chi-square test.