| Variables | Code | Description of Variables | p-value |
|---|---|---|---|
| Temporal Characteristics | - | - | - |
| 1 Weekend | WE | Weekdays=0 Weekend=1 | 0.093 |
| 2 Day time | TIM | Day time=0 Night=1 | 0.286 |
| Road Geometric | |||
| 3 Level grade | LGRA | Not leve=0 Leve=1 | 0.165 |
| 4 Horizontal alignment | HALL | Straight=0 H-curve=1 |
0.010 |
| 5 T - intersection | T_INT | No Intersection=0 T - intersection=1 | 0.670 |
| Collision Type | - | - | - |
| 6 No of vehicles in accident | VNO | Otherwise=0 One vehicle=1 | 0.003 |
| 7 Rollover accident | AROV | No Rollover accident =0 Rollover accident =1 | 0.049 |
| 8 Animal accident | AANI | No animal accident =0 Animal accident =1 | 0.002 |
| 9 Head on accident | AHON | No Head on accident =0 Head on accident =1 | 0.000 |
| 10 Rear end accident | AREN | No Rear end accident =0 Rear end accident =1 | 0.001 |
| 11 Sideswipe-opposite accident | ASSO | No Sideswipe-o accident =0 Sideswipe-o accident =1 |
0.050 |
| Accident Cause | - | - | - |
| 12 Human factor | CHUM | No Human cause=0 Human cause=1 | 0.126 |
| 13 Tire burst factor | CTIR | No Tire burst cause =0 Tire burst cause =1 | 0.060 |
| 14 Driver speed factor | CDSP | No Driver speed cause =0 Driver speed cause =1 | 0.000 |
| 15 Animal factor | CANI | No Animal cause =0 Animal cause =1 | 0.001 |
| 16 Weather cause | CWEA | No Weather cause =0 Weather cause =1 | 0.378 |
| 17 Road factor | CROA | No Road cause =0 Road cause =1 | 0.623 |
| 18 Vehicle factor | CVEH | No Vehicle cause =0 Vehicle cause =1 | 0.118 |
| 19 Driver ge | AGE | Continues variable | 0.074 |
| Vehicle Type | |||
| 20 Passenger car | VPAS | No Passenger car =0 Passenger car =1 | 0.029 |
| 21 Mini Bus | VMIN | No Mini Bus =0 Mini Bus =1 | 0.601 |
| 22 Tractor doubles | VTRC | No Tractor doubles =0 Tractor doubles =1 | 0.062 |
| 23 Van | VVAN | No Van =0 Van =1 |
0.453 |