Table 1.
Demographic and clinical information of the subject of melancholic MDD classifier.
| Melancholic MDD | Healthy Control | P-value | |
|---|---|---|---|
| No. of participants | 65 | 65 | NA |
| Sex (Male/Female) | 38/27 | 32/33 | p = 0.29 |
| Age (Mean (SD)) | 43.7 (12.8) | 43.6 (10.2) | p = 0.92 |
| Self-rating depression scale(BDI-II, Mean (SD)) | 31.2 (8.2) | 3.6 (3.1) | p = 0.000*** |
| Observer-rated depression scale (HAMD-17, Mean (SD)) | 19.9 (5.2) | N/A | NA |
| IQ (JART, Mean (SD)) | 108.3 (10.6) | 111.9 (8.6) | p = 0.047* |
| Handedness (left/right) | 0/65 | 0/65 | NA |
| Melancholia (No.%) | 100 | 0 | NA |
The differences between melancholic MDD and healthy controls were evaluated by two-tailed t-test for age, BDI-II, and JART respectively, whereas it was evaluated by chi-squared test for sex. ***p < 0.001, *p < 0.05.