TABLE 1.
Demographic data and group differences.
| Characteristics | MDD (Mean ± SD) | HC (Mean ± SD) | t/χ2 value | p-value |
| Sex (M/F) | 70 (21/49) | 43 (16/27) | 0.63 | 0.43a |
| Age (years) | 26.93 ± 9.14 | 29.42 ± 12.56 | −1.22 | 0.23b |
| HAMD scores | 28.06 ± 6.67 (70) | 11.41 ± 7.09 | 11.76 | <0.001b |
| Before pharmacotherapy | 27.78 ± 6.70 (36) | |||
| After pharmacotherapy | 11.42 ± 7.09 (36) | |||
| Durations of illness (months) | 7.56 ± 12.74 | |||
| On-medication (n patients) | ||||
| SSRIs | 36 |
MDD, major depressive disorder; HC, healthy control; SD, standard deviation; M, male; F, female; HAMD, 24-item Hamilton Rating Scale for Depression; SSRIs, selective serotonin reuptake inhibitors.
aThe p-value was obtained by a chi-square test.
bThe p-value was obtained by a two-tailed two-sample t-test.