Table 1.
Demographics and clinical characteristics
| Ketamine (n= 44) | HC (n=50) | HC with repeat (n=17)b | |
|---|---|---|---|
| Gender (F/M) | 18/26 | 27/23 | 9/8 |
| Age (years) | 38.2±10.9 | 32.3±11.9 | 28.2±6.9 |
| Education | 10.1 ±2.4 | 10.8±1.9 | 11.5±1.5 |
| Lifetime Illness (years) | 20.2±12.1 | -- | |
| Current episode (years) |
5.3±6.6 | -- | |
| Responsea | 23/39 (59%) | -- |
a
Response was defined as ≥50% improvement in Hamilton Depression Rating Scales (HDRS) 24–72 hours after the fourth ketamine infusion (T3).
b
HC with repeat (n=17) are a subset of the total cohort of HC (n=50)