Descriptive statistics: mean (SE) for start gap (seconds) as a function of traffic flow types, sex and sensation-seeking level group
| Sex | Sensation-seeking level | Inter-vehicle distance | |||
| 75 m | 130 m | ||||
| Vehicle speed | Vehicle speed | ||||
| 10 m/s | 5 m/s | 10 m/s | 5 m/s | ||
| Male | Low level | 4.58 (0.16) | 7.36 (0.28) | 8.47 (0.33) | 16.94 (1.18) |
| High level | 4.92 (0.16) | 7.59 (0.27) | 7.95 (0.32) | 12.94 (1.13) | |
| Female | Low level | 4.67 (0.17) | 7.53 (0.28) | 8.52 (0.34) | 16.07 (1.20) |
| High level | 4.90 (0.17) | 7.35 (0.29) | 8.37 (0.36) | 13.12 (1.23) | |