Table 1 Some personal and occupational details of the participants (N = 500)

Age (years)

31.78 ± 6.89

24–63

Height (cm)

166.00 ± 7.97

142–189

Weight (kg)

67.10 ± 12.16

42–136

Body mass index

24.29 ± 3.68

16.30–40.57

Job tenure (years)

7.55 ± 6.43

1–28

Working hours per day

8.77 ± 1.37

6.67–13.33

Working hours per week

52.65 ± 8.27

40–80

Qualitative variables

No. (%)

Gender

Male

111 (22.2)

Female

389 (77.8)

Marital status

Single

218 (43.6)

Married

282 (56.4)

Smoking

Yes

35 (7)

No

465 (93)

Shift work

Yes

455 (91)

No

45 (9)

Type of employment

Formal

184 (36.8)

Contractor

316 (63.2)