TABLE 1.
Demographics of participants.
| Variables | Discovery set | Validation set | |||||
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| Control | MDDa | P-value | Control | MDD | Remission | P-value | |
| Number of participants | 26 | 32 | 35 | 44 | 35 | ||
| Age (mean ± SDb) | 51 ± 8 | 52 ± 19 | 0.491d | 65 ± 6 | 54 ± 15 | 62 ± 14 | <0.05e |
| Sex (male/female) | 6/20 | 12/20 | 0.238f | 6/29 | 11/33 | 7/28 | 0.685f |
| Drug treated (DT)/non-drug treated (NDT) | 14/18 | 26/18 | |||||
| HAMD-17c (mean ± SDb) | 20 ± 5 | 21 ± 6 | |||||
aMDD, major depressive disorder; bSD, standard deviation; cHAMD-17, Hamilton Depression Scale (17-item); dMann–Whitney U-test; eone-way ANOVA with Dunnet t-test for multiple comparison (MDD vs Control p-value and MDD vs Remission p-value were < 0.05, Control vs Remission p-value = 0.616); and fChi-square test.