Table 1.
Descriptive Statistics of Trust Decisions, Reciprocity Decisions, and Social Behavior and Personality
| Measure | No. of Items | Min. Score | Max. Score | Mean Score (SD) Males (N = 260) | Mean Score (SD) Females (N = 236) | Mean Score (SD) Total (N = 496) |
|---|---|---|---|---|---|---|
| Trust game | ||||||
| % trust decisions | 8 | 0 | 100 | 60.43 (28.98) | 52.33 (25.94) | 56.57 (27.84)** |
| No risk | 2 | 0 | 100 | 70.77 (37.43) | 62.29 (37.44) | 66.73 (37.63)* |
| Low risk | 2 | 0 | 100 | 60.38 (39.15) | 51.06 (38.44) | 55.95 (39.05)** |
| Medium risk | 2 | 0 | 100 | 59.04 (40.33) | 58.05 (39.12) | 58.57 (39.72) |
| Large risk | 2 | 0 | 100 | 51.54 (42.34) | 37.92 (38.21) | 45.06 (40.96)*** |
| % reciprocity decisions | 8 | 0 | 100 | 72.16 (30.89) | 73.52 (29.59) | 72.81 (30.25) |
| No risk | 2 | 0 | 100 | 70.19 (38.38) | 75.64 (36.17) | 72.78 (37.40) |
| Low risk | 2 | 0 | 100 | 73.65 (36.87) | 71.82 (36.33) | 72.78 (36.59) |
| Medium risk | 2 | 0 | 100 | 70.19 (38.13) | 69.92 (38.67) | 70.06 (38.35) |
| Large risk | 2 | 0 | 100 | 74.61 (35.83) | 76.69 (36.43) | 75.60 (36.09) |
| Affective empathy | 7 | 1 | 3 | 1.73 (0.30) | 2.19 (0.34) | 1.95 (0.39)*** |
| Cognitive empathy | 5 | 1 | 3 | 2.23 (0.45) | 2.41 (0.43) | 2.32 (0.45)*** |
| Intention to comfort | 6 | 1 | 3 | 2.39 (0.40) | 2.65 (0.30) | 2.51 (0.38)*** |
| Impulsivity | 30 | 1.30 | 3.10 | 2.06 (0.29) | 2.06 (0.27) | 2.06 (0.30) |
| Machiavellianism | 20 | −24 | 32 | −4.91 (7.59) | −9.04 (6.56) | −6.87 (7.41)*** |
| Bullying | 6 | 0.17 | 4 | 0.98 (0.58) | 0.58 (0.35) | 0.79 (0.53)*** |
Asterisks denote significant gender differences. *p ≤ .05; **p < .01; ***p < .001.