Variable name | Variable subgroup | % Marginal effect | |
I-70 training | I-70 testing | ||
GRADE_LEVEL | Grade Level | 3.22 −1.58 | 3.62 −1.74 |
NUMBER_LANES | One lane Two lanes Three lanes Four lanes Five lanes Six lanes or more | 1.06 2.05 −2.28 −2.94 1.31 0.42 | 1.23 2.16 −2.77 −2.49 1.53 0.22 |
RURAL_URBAN | Rural Urban | 1.97 −1.56 | 2.31 −1.81 |
CZONE | n/a | 1.71 | 2.33 |
AADT | n/a | 1.92 | 1.72 |
HOUR | n/a | 1.74 | 2.09 |
DAY_WEEK | Sun. Mon. Tues. Wed. Thurs. Fri. Sat. | −2.02 2.31 −2.09 −1.65 −1.38 3.15 2.88 | −1.79 1.84 −1.98 −1.43 −1.17 3.37 2.49 |
MONTH | n/a | 1.67 | 1.89 |
DIRECTION | East West | 1.47 1.31 | 1.52 1.36 |
LIGHT_COND | Daylight Dark, lighted Dark, unlighted | −0.43 −0.79 0.59 | −0.23 −0.62 0.44 |
DR_AGE | Less than 21 years From (21 - 64) years More than 64 years | 2.58 −1.87 2.49 | 2.87 −1.63 2.61 |
VEH_TYPE | Passenger car Motorcycle Truck | −1.62 2.16 −1.79 | −1.44 2.06 −1.48 |
NO_VEHICLE | One vehicle Two vehicles Three vehicles Four vehicles Five vehicles Six or more vehicles | 9.58 14.54 13.17 14.39 13.33 15.17 | 10.62 15.87 13.16 15.04 13.94 14.81 |
ACC_TYPE | Animal Fixed object Overturn Pedestrian Vehicle in transport | 1.78 7.06 8.39 7.17 7.38 | 2.19 6.48 7.79 7.36 7.27 |
DR_DRINK | n/a | −15.56 | −16.07 |
SPEED | n/a | −8.04 | −10.12 |
DR_AGGRESSIVE | n/a | −8.84 | −8.41 |
CELL_TEXT | n/a | −12.54 | −14.17 |