Variable

Frequency

Percentage

Age (years) Mean ± SD; 45.04 ± 7.70

< 40

40

38.8

41-50

34

33.0

51-60

28

27.2

61-70

1

1.0

Gender (M/F)

69/34

67/33

Marital status

Married

100

97.1

Single

2

1.9

Widowed

1

1

Divorced

0

0

Separated

0

0

Education

None

0

0

Primary

11

10.7

Secondary

35

34.0

Tertiary

57

55.3

Current or ex-smokers (Y/N)

7/96

6.8/93.2

Alcohol drinking (Y/N)

34/69

33/67

Engaging in regular PA (Y/N)

59/44

57.3/42.7

Cohabitation (Y/N)

9/94

8.7/91.3

Job type

Electrical

10

9.7

Mechanical

25

24.3

Civil

12

11.7

Environmental

25

24.3

Biomedical

10

9.7

Administration

21

20.4

Job description

Sedentary

21

20.4

Active

20

19.4

Strenuous

62

60.2

Work tenure (years)

≤ 5

12

11.7

6-10

44

42.7

11-15

11

10.7

16-20

27

26.2

≥ 21

9

8.7

Job security (L/P)

15/88

14.6/85.4

Job cadre (J/S)

41/62

39.8/60.2

Working posture

Standing

9

8.7

Sitting

23

22.3

Bending

5

4.9

Standing and Sitting

14

13.6

Standing and bending

50

48.5

Sitting and bending

2

1.9