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Demographics of depressed patients and control subjects
| parameter | MDD (n = 100) | Control (n = 100) | P value |
|---|---|---|---|
| Gender (F/M) | 58/42 | 62/38 | 0.66 |
| Age (years; means±SD) | 36.5 ± 6.5 | 35.3 ± 5.9 | 0.17 |
| BMI (means±SD) | 21.8 ± 4.7 | 22.6 ± 3.9 | 0.19 |
| Education years (means±SD) | 13.3 ± 4.8 | 14.4 ± 3.6 | 0.07 |
| Smoking/No smoking | 40/60 | 32/68 | 0.30 |
| Duration of illness (years) | 4.6 ± 1.8 |
