OR

95% CI

Sex

Female

1.00

-

-

Male

0.92

0.79

1.07

Age

<30

1.00

-

-

30 - 59*

1.20

1.02

1.41

60+**

2.23

1.74

2.85

Education

Illiterate

1.00

-

-

12 years education & lower*

0.69

0.55

0.86

Bachelor & higher

1.09

0.66

1.76

Impact location

Lower limbs

1.00

-

-

Head and neck**

5.34

2.64

10.77

Chest and abdomen*

2.35

0.96

5.75

Driver’s error

No error

1.00

-

-

Harried driving

0.82

0.66

1.03

Ignoring regulations

1.21

0.94

1.55

Sleepiness/tiredness

1.18

0.88

1.59

Location

Urban Ways

1.00

-

-

Motor ways, high ways, rural ways**

2.84

2.00

4.05

Weather condition

Fine

1.00

-

-

Rainy or snowy**

3.16

2.32

4.29

Light status

Day time

1.00

-

-

Night time

0.95

0.81

1.12

Sunrise

1.39

0.80

2.40

Sunset

0.95

1.52

Impact

Side to side

1.00

-

-

Head on**

2.25

1.66

3.04

Rear impact

1.12

0.81

1.55

On fixed object

1.48

0.89

2.48

Road type

Street

1.00

-

-

Highway**

2.24

1.48

3.42

Main road**

2.75

1.83

4.13

Rural secondary road**

2.17

1.43

3.30