Table 1.
Demographic and Clinical Characteristics
| HC, n = 91 | MDD, n = 85 | Statistic | p | |
|---|---|---|---|---|
| Demographic Data | ||||
| Age, years | 29.31 (6.98) | 28.95 (7.56) | t174 = 0.336 | .737 |
| Sex, female/male | 57/34 | 53/32 | χ21 = 0.002 | .969 |
| Body mass index | 21.78 (3.87) | 22.68 (3.45) | t174 = −1.625 | .106 |
| Clinical Characteristics | ||||
| Family history, MDD, yes/no | 0/91 | 20/65 | χ21 = 24.157 | <.001 |
| Onset age, years | NA | 25.08 (7.18) | NA | NA |
| Duration of illness, years | NA | 2.91 (4.04) | NA | NA |
| Clinical Assessments | ||||
| HAMD-17 score at baseline | NA | 20.60 (4.26) | NA | NA |
| HAMD-17 score at endpoint | NA | 7.63 (6.28) | NA | NA |
| QIDS-SR16 score at baseline | NA | 15.21 (3.38) | NA | NA |
| QIDS-SR16 score at endpoint | NA | 6.91 (4.63) | NA | NA |
| PHQ-9 score at baseline | NA | 16.55 (4.34) | NA | NA |
| PHQ-9 score at endpoint | NA | 6.41 (5.99) | NA | NA |
Values are mean (SD) or n.
HAMD-17, 17-item Hamilton Depression Rating Scale; HC, healthy control; MDD, major depressive disorder; NA, not available; PHQ-9, Patient Health Questionnaire-9; QIDS-SR16, 16-item Quick Inventory of Depressive Symptoms–Self-Report.