Parameters | Control (nā=ā50) | Coke oven (nā=ā50) | p value |
---|---|---|---|
n, number of subjects; NS, not significant. | |||
*Mean (SD). | |||
Age (years)* | 43.6 (6.3) | 40.2 (7.8) | 0.017 |
Years of exposure to PAHs* | 16.0 (7.9) | ||
Number of smokers (questionnaire) | 24 (48%) | 33 (66%) | NS |