Table 1.
Descriptives and primary outcome measures for participants that received placebo and those who received oxytocin. Mean levels with standard deviation are shown. NEO = Neuroticism-Extraversion-Openness - Five Factor Inventory. TG = Trust Game.
| Placebo (N = 26) | Oxytocin (N = 27) | |
|---|---|---|
| Age (years) | 21.6 (2.9) | 22.0 (1.9) |
| Length (meters) | 1.83 (0.08) | 1.84 (0.07) |
| Weight (kg) | 80.4 (11.7) | 76.5 (8.9) |
| Cortisol (nmol/L) | 16.6 (7.9) | 16.8 (8.3) |
| Testosterone (nmol/L) | 410.3 (151.5) | 387.2 (119.8) |
| Testosterone-cortisol ratio | 27.0 (9.9) | 28.3 (16.4) |
| Trust Inventory (general trust) | 81.1 (10.5) | 80.3 (12.3) |
| NEO neuroticism | 25.3 (7.0) | 27.5 (7.9) |
| NEO extraversion | 45.2 (6.3) | 45.2 (7.2) |
| NEO openness | 40.1 (6.2) | 40.6 (6.4) |
| NEO agreeableness | 41.7 (6.9) | 43.9 (5.7) |
| NEO conscientiousness | 42.7 (8.7) | 44.7 (8.3) |
| TG (first phase: round 1 t/m 5) | 28.9 (8.5) | 26.7 (7.3) |
| TG (second phase: round 6 t/m 11) | 10.0 (1.3) | 8.0 (6.1) |
| TG (third phase: round 12 t/m 14) | 18.9 (6.7) | 15.5 (4.8) |