| Driver involved in a crash at age 21 or 26 years | ||
| Odds ratio (95% CI) | p | |
| (Lower to upper) | ||
| Aggression | ||
| Low | 1.00 | |
| Medium | 1.59 (0.99 to 2.56) | 0.06 |
| High | 1.78 (1.04 to 3.02) | 0.03 |
| Alienation | ||
| Low | 1.00 | |
| Medium | 1.09 (0.64 to 1.86) | 0.7 |
| High | 1.59 (0.86 to 2.94) | 0.1 |
| Exposure (age 21–26) | ||
| Low | 1.00 | |
| Medium | 2.71 (1.62 to 4.54) | <0.001 |
| High | 3.97 (2.32 to 6.79) | <0.001 |
| Driver involved in an injury crash at age 21 or 26 years | ||
| Odds ratio (95% CI) | p | |
| (Lower to upper) | ||
| Traditionalism | ||
| Low | 1.00 | |
| Medium | 0.74 (0.37 to 1.48) | 0.4 |
| High | 0.35 (0.14 to 0.90) | 0.03 |
| Aggression | ||
| Low | 1.00 | |
| Medium | 1.01 (0.46 to 2.23) | 1.0 |
| High | 1.32 (0.58 to 2.99) | 0.5 |
| Alienation | ||
| Low | 1.00 | |
| Medium | 2.48 (0.83 to 7.39) | 0.1 |
| High | 3.85 (1.22 to 12.10) | 0.02 |
| Exposure (age 21–26) | ||
| Low | 1.00 | |
| Medium | 1.81 (0.75 to 4.40) | 0.2 |
| High | 3.22 (1.37 to 7.56) | 0.01 |