Table 1.
Subject characteristics.
| Characteristic | Healthy controls (n = 17) | Bipolar patients (n = 17) | t-value | p-value |
|---|---|---|---|---|
| Age: mean ± SD | 36.6 ± 14.5 | 35.9 ± 11.9 | -0.17 | 0.87 |
| Gender: male, n | 12 | 12 | ||
| Handednessa: right, n | 14 | 14 | ||
| Educationb: mean ± SD | 2.3 ± 0.6 | 2.4 ± 0.5 | 0.63 | 0.53 |
| MADRS: mean ± SD | 1.4± 1.6 | 2.3 ± 2.9 | 1.09 | 0.29 |
| YMRS: mean ± SD | 0.86 ± 1.4 | 0.76 ± 1.4 | -0.18 | 0.86 |
| STAI-state: mean ± SD | 26.7 ± 4.8 | 36.9 ± 15.2 | -2.13 | 0.04 |
| STAI-trait: mean ± SD | 27.4 ± 5.2 | 42.9 ± 13.3 | -3.7 | 0.001 |
aEdinburgh inventory (54); bEducation levels: 1 = no high school, 2 = high school, 3 = university studies.