Table 3. CNC data descriptive statistics.
| Variables | Description | Count | Percentage |
|---|---|---|---|
| Crash outcome | Near-crash: 0 | 760 | 91.80% |
| Crash: 1 | 68 | 8.20% | |
| Gender | Female: 0 | 388 | 46.86% |
| Male: 1 | 440 | 53.14% | |
| Age | 18–22: 0 | 291 | 35.14% |
| 23–27: 1 | 140 | 16.91% | |
| 28–32: 2 | 65 | 7.85% | |
| 33–37: 3 | 26 | 3.14% | |
| 38–42: 4 | 109 | 13.16% | |
| 43–47: 5 | 58 | 7.00% | |
| 48–52: 6 | 48 | 5.80% | |
| 53–57: 7 | 36 | 4.36% | |
| Over 58: 8 | 55 | 6.64% | |
| Driver reaction | Braking: 0 | 673 | 81.28% |
| Others: 1 | 155 | 18.72% | |
| Maneuver judgment | Safe: 0 | 730 | 88.16% |
| Unsafe: 1 | 98 | 11.84% | |
| Distracting behavior 1 | No-risk distraction: 0 | 605 | 73.07% |
| Low-risk distraction: 1 | 114 | 13.77% | |
| Mid-risk distraction: 2 | 64 | 7.73% | |
| High-risk distraction: 3 | 45 | 5.43% | |
| Distracting behavior 2 | No-risk distraction: 0 | 758 | 91.55% |
| Low-risk distraction: 1 | 35 | 4.23% | |
| Mid-risk distraction: 2 | 17 | 2.05% | |
| High-risk distraction: 3 | 18 | 2.17% | |
| Multiple distractions | No: 0 | 728 | 87.92% |
| Yes: 1 | 100 | 12.08% | |
| Weather | Clear: 0 | 638 | 77.05% |
| Others: 1 | 190 | 22.95% | |
| Lighting | Daylight: 0 | 538 | 64.98% |
| Others: 1 | 290 | 35.02% | |
| Relation to junction | Non-junction: 0 | 475 | 57.37% |
| Others: 1 | 353 | 42.63% | |
| Locality | Interstate and open country: 0 | 360 | 43.48% |
| Others: 1 | 468 | 56.52% | |
| Traffic control | No: 0 | 227 | 27.42% |
| Yes: 1 | 601 | 72.58% | |
| Traffic density | Level-of-service A: 0 | 220 | 26.57% |
| Level-of-service B: 1 | 297 | 35.87% | |
| Level-of-service C: 2 | 213 | 25.72% | |
| Level-of-service D: 3 | 69 | 8.33% | |
| Level-of-service E: 4 | 25 | 3.03% | |
| Level-of-service F: 5 | 4 | 0.48% |