Table 1.
Demographic and clinical characteristics of the study groups
| Placebo (n = 21) | Oxytocin (n = 22) | ||||
|---|---|---|---|---|---|
| m | (s.d.) | m | (s.d.) | ||
| Age | 47.2 | (9.0) | 46.7 | (11.1) | |
| Sex (m/f) | 9/12 | 9/13 | |||
| Years in school | 11.3 | (2.0) | 11.0 | (1.5) | |
| IQ (WST) | 106.6 | (9.7) | 108.7 | (9.6) | |
| Depression (BDI) | 28.0 | (9.5) | 29.1 | (11.9) | |
| Trait anxiety (STAI) | 60.9 | (8.3) | 61.4 | (8.1) | |
| Medication (y/n) | 19/2 | 22/0 | |||
| Illness duration (years) | 12.9 | (10.2) | 14.8 | (12.1) | |
| Calmness | pre | 13.0 | (3.2) | 12.5 | (2.5) |
| post | 11.8 | (2.9) | 11.6 | (2.4) | |
| Wakefulness | pre | 13.1 | (3.5) | 12.8 | (4.2) |
| post | 10.3 | (3.6) | 11.0 | (3.4) | |
| Mood | pre | 12.9 | (3.2) | 12.5 | (2.5) |
| post | 11.8 | (2.9) | 11.6 | (2.4) | |
WST, Wortschatztest; BDI, Beck Depression Inventory; STAI, State-Trait Anxiety Inventory