Research Article
Identifying the Factors Contributing to Injury Severity in Work Zone Rear-End Crashes
Table 3
Marginal effects associated with the random-parameters model.
| Variable | Marginal Effects | (Random-parameters model) | No injury | Injury | Fatal |
| Young | -0.1710 | 0.1085 | 0.5048 | Male | -0.0994 | 0.0631 | 0.2934 | Curve | -0.3875 | 0.2458 | 1.1438 | Heavy | -0.0751 | 0.0477 | 0.2218 | Passenger | -0.0730 | 0.0463 | 0.2155 | Weekday | 0.2139 | -0.1357 | -0.6314 | Daytime | 0.0466 | -0.0296 | -0.1375 | Fog | 0.2504 | -0.1589 | -0.7393 | Summer | -0.0835 | 0.0530 | 0.2466 | Rural | -0.1218 | 0.0773 | 0.3594 | Speeding | -0.3904 | 0.2477 | 1.1525 | No. lane closures | -0.1989 | 0.1262 | 0.5873 | Asphalt | -0.2854 | 0.1811 | 0.8424 | Milling | 0.1062 | -0.0674 | -0.3135 |
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