Variable | I-70 training data | I-70 testing data | ||||
Odd ratio | Std. error | p-value | Odd ratio | Std. error | p-value | |
Crash severity: Case 1: Minor Injury relative to base level (property damage) | ||||||
MONTH | 1.015594 | 0.0121626 | 0.196 | 1.098245 | 0.0187836 | 0.326 |
DAY_WEEK | 0.9868066 | 0.0201894 | 0.516 | 0.9911457 | 0.0322842 | 0.421 |
HOUR | 1.002493 | 0.0069472 | 0.719 | 1.017365 | 0.0112121 | 0.118 |
NO_VEHICLE | 2.013444 | 0.1528305 | 0.000 | 1.603548 | 0.1673633 | 0.000 |
DIRECTION | 1.001714 | 0.204671 | 0.993 | 1.299179 | 0.4009112 | 0.396 |
LIGHT_COND | 1.018658 | 0.0539375 | 0.727 | 1.079072 | 0.0817907 | 0.800 |
ACC_TYPE | 0.7646827 | 0.0322156 | 0.000 | 0.827777 | 0.0512309 | 0.002 |
DR_DRINK | 0.4393219 | 0.0827939 | 0.000 | 0.4566945 | 0.1487597 | 0.016 |
SPEED | 0.7628727 | 0.0832404 | 0.013 | 0.7331396 | 0.1258309 | 0.021 |
CZONE | 0.8728007 | 0.1914342 | 0.882 | 0.8306115 | 0.4002926 | 0.384 |
DR_AGGRESSIVE | 0.6820784 | 0.1231692 | 0.044 | 0.6812309 | 0.1762853 | 0.046 |
CELL_TEXT | 0.5149235 | 0.1742725 | 0.049 | 0.3814188 | 0.2081773 | 0.047 |
DR_AGE | 1.037926 | 0.3769126 | 0.158 | 1.078291 | 0.2189271 | 0.183 |
VEH_TYPE | 0.8286522 | 0.1593428 | 0.462 | 0.857681 | 0.1783352 | 0.413 |
RURAL_URBAN | 1.21414 | 0.1662723 | 0.157 | 1.194506 | 0.2581555 | 0.411 |
NUMBER_ LANES | 1.043295 | 0.0714342 | 0.536 | 1.009117 | 0.1109496 | 0.081 |
AADT | 1.000573 | 0.0018531 | 0.757 | 1.000707 | 0.0028542 | 0.804 |
GRADE_LEVEL | 0.9969032 | 0.2049085 | 0.988 | 0.9728124 | 0.3983592 | 0.425 |
CONSTANT | 0.504704 | 0.3106637 | 0.267 | 0.3146406 | 0.3145004 | 0.247 |
Crash severity: Case 2: Disabled relative to base level (property damage) | ||||||
MONTH | 1.04566 | 0.0294898 | 0.113 | 1.052662 | 0.044181 | 0.221 |
DAY_WEEK | 0.9849045 | 0.055887 | 0.004 | 0.9713375 | 0.0714767 | 0.019 |
HOUR | 1.0907501 | 0.0153366 | 0.548 | 1.0921144 | 0.0225957 | 0.067 |
NO_VEHICLE | 2.325778 | 0.346116 | 0.000 | 1.303495 | 0.3296267 | 0.029 |
DIRECTION | 1.0244691 | 0.102775 | 0.141 | 1.0231048 | 0.7614965 | 0.314 |
LIGHT_COND | 1.0325387 | 0.1239202 | 0.836 | 1.0277047 | 0.2202536 | 0.156 |
ACC_TYPE | 0.77145632 | 0.061105 | 0.000 | 0.79145609 | 0.1310232 | 0.006 |
DR_DRINK | 0.1758408 | 0.0543585 | 0.000 | 0.2855924 | 0.1548372 | 0.021 |
SPEED | 0.6718398 | 0.1729933 | 0.122 | 0.5888928 | 0.2284686 | 0.172 |
CZONE | 0.8159377 | 0.5622705 | 0.760 | 0.81661143 | 0.3387404 | 0.375 |
DR_AGGRESSIVE | 0.79283284 | 0.3286617 | 0.251 | 0.72908047 | 0.4614627 | 0.475 |
CELL_TEXT | 0.6839739 | 0.518411 | 0.016 | 0.6161388 | 0.1346915 | 0.029 |
DR_AGE | 1.098286 | 0.482946 | 0.243 | 1.08442 | 0.4398022 | 0.283 |
VEH_TYPE | 0.7338291 | 0.172765 | 0.389 | 0.672993 | 0.1798307 | 0.317 |
RURAL_URBAN | 1.154855 | 0.3503854 | 0.635 | 1.1281573 | 0.4360739 | 0.274 |