Table 1.
Basic demographic, physical, and psychological characteristics of 40 healthy volunteers randomly allocated to subacute treatment with either placebo or pramipexole (means with standard deviations in parentheses).
| Placebo (n = 19; 10 Male) | Pramipexole (n = 21; 10 Male) | |
|---|---|---|
| Age | 24.5 (6.9) | 22.5 (3.7) |
| Body mass index | 24.0 (2.9) | 22.4 (2.6) |
| Years in full-time education | 17.5 (3.1) | 16.8 (2.9) |
| IQ estimate (spot-the-word test) | 111.9 (7.6) | 108.3 (8.1) |
| Neuroticism (Eysenck personality questionnaire) | 4.3 (3.7) | 4.2 (3.7) |
| Psychoticism (Eysenck personality questionnaire) | 2.8 (2.1) | 2.5 (2.1) |
| Extraversion (Eysenck personality questionnaire) | 14.5 (3.7) | 14.7 (4.5) |
| Lie (Eysenck personality questionnaire) | 7.5 (3.4) | 9.5 (4.6) |
| Trait anxiety (state-trait anxiety inventory) | 32.1 (9.1) | 31.2 (9.1) |
| Depression at inclusion (Beck depression inventory) | 2.5 (4.0) | 1.6 (1.7) |