Crude

OR

P value

95% CI

Sex

Female

1.00

-

-

-

Male

0.95

0.156

0.88

1.02

Age

<30

1.00

-

-

-

30 - 59

1.50

0.000

1.37

1.63

60+

2.52

0.000

2.20

2.87

Education

Illiterate

1.00

-

-

-

12 years education & lower

0.56

0.000

0.48

0.67

Bachelor & higher

0.60

0.024

0.39

0.94

Impact location

Lower limbs

1.00

-

-

-

Head and neck

11.73

0.000

6.63

20.76

Chest and abdomen

5.02

0.000

2.50

10.08

Driver’s error

No error

1.00

-

-

-

Harried driving

1.06

0.302

0.95

1.19

Ignoring regulations

1.65

0.000

1.42

1.91

Sleepiness/tiredness

3.77

0.000

3.25

4.37

Location

Urban ways

1.00

-

-

-

Motor ways, high ways, rural ways

9.06

0.000

8.02

10.23

Weather condition

Fine

1.00

-

-

-

Rainy or snowy

1.71

0.000

1.44

2.04

Light status

Day time

1.00

-

-

-

Night time

0.97

0.501

0.89

1.06

Sunrise

3.03

0.000

2.29

4.00

Sunset

0.72

0.021

0.55

0.95

Impact

Side to side

1.00

-

-

-

Head on

4.06

0.000

3.41

4.83

Rear impact

1.43

0.000

1.19

1.72

On fixed object

2.64

0.000

1.98

3.53

Road type

Street

1.00

-

-

-

Highway

9.33

0.000

7.94

10.98

Main road

10.90

0.000

9.36

12.69

Rural secondary road

9.32

0.000

7.93

10.94