Variables

Misuse

Univariate analysis

n

%

cOR

95% CI

p

Age

<25

17

38.64

17.31

6.27 - 47.81

<0.001

25 - 34

30

14.29

4.58

1.86 - 11.29

0.001

≥35

6

3.51

1.00

Sex

Male

53

12.47

Female

0

0.00

Level of education

No formal education

14

17.72

1.00

Primary

18

8.11

0.41

0.19 - 0.87

0.020

Secondary and higher

21

16.94

0.95

0.45 - 1.99

0.885

Marital status

Single

34

21.25

3.49

1.92 - 6.37

<0.001

In a relationship

19

7.17

1.00

Religion

Christian

45

14.42

1.00

Islam

8

7.84

0.50

0.23 - 1.11

0.089

Traditional

0

0.00

1.00

Child

No

32

25.00

4.38

2.41 - 7.96

<0.001

Yes

21

7.07

1.00

Monthly income (Francs CFA)

<50,000

15

15.79

1.44

0.75 - 2.75

0.268

≥50,000

38

11.52

1.00

History of CVD

No

46

11.53

1.00

Yes

7

26.92

2.83

1.13 - 7.09

0.027

Perception of sleep quality

Insufficient

6

15.00

1.30

0.50 - 3.35

0.588

Moderate

17

12.69

1.07

0.57 - 2.02

0.834

Sufficient

30

11.95

1.00

Perception of stress

Not at all/rarely

34

13.39

1.00

Sometimes/always

14

10.37

0.75

0.39 - 1.45

0.391

Sleep duration (hours)

<7

1

50.00

7.13

0.44 - 115.81

0.167

≥7

52

12.29

1.00

Regular physical activity

No

43

12.01

1.00

Yes

10

14.93

1.29

0.61 - 2.70

0.508

Practice of a rotation system

No

48

12.77

1.29

0.49 - 3.41

0.611

Yes

5

10.20

1.00

Non-driving weekdays

No

10

7.52

1.00

Yes

43

14.73

2.12

1.03 - 4.37

0.041

Regular breaks while driving

No

15

5.56

1.00

Yes

38

24.52

5.52

2.92 - 10.43

<0.001

Distance travelled per day (km)

<150

29

16.20

1.00

0.32 - 1.01

0.053

≥150

24

9.84

0.56

Age of driving licence

<5

34

25.19

4.80

2.62 - 8.80

<0.001

≥5

19

6.55

1.00