Table 1A: Socio-demographic characteristics of the participants.

Socio-demographic characteristics

Frequency (N = 70)

%

Age

≤ 20

10

14.2

20-30

40

57.1

31-40

16

22.8

≥ 40

4

5.0

Marital status

Married

40

57.1

Single

20

28.5

Divorced

3

4.2

Widow

7

10.0

Sex

Male

26

37.1

Female

44

62.9

Level of education

School

20

28.5

College

35

50

University

15

21.4

Work unit

Male

45

64.2

Female

15

21.4

Addiction

10

14.4

Shift

Morning

45

64.2

Afternoon

15

21.4

Night

10

14.4