Subjects

Age (yrs)

Sex

Work history (yrs)

Smoking (yrs)

Smoking (N/day)

BMI

Workers (n = 35)

31.37 ± 3.79

Male (100%)

10.60 ± 5.35

1.90 ± 4.26

1.8 ± 4.17

25.38 ± 2.09