Crash severity level

INTERSTATE I-70, MO

Significant risk factors

Significant group factors

Case 1: minor injury

1. NO_VEHICLE

2. ACC_TYPE

3. DR_DRINK

4. SPEED

5. DR_AGGRESSIVE

6. CELL_TEXT

1. Driver behavior

2. Accident type

Case 2: disabled

1. DAY_WEEK

2. NO_VEHICLE

3. ACC_TYPE

4. DR_DRINK

5. CELL_TEXT

6. NUMBER_LANES

7. GRADE_LEVEL

1. Time

2. Driver Behavior

3. Accident type

4. Road geometry

Case 3: fatal

1. MONTH

2. NO_VEHICLES

3. LIGHT_COND

4. DR_DRINK

5. DR_AGGRESSIVE

6. CELL_TEXT

1. Time

2. Driver behavior

3. Environment