Association of Polymorphisms of Phase I Metabolizing Genes with Sister Chromatid Exchanges in Occupational Workers Exposed to Toluene Used in Paint Thinners
Table 2
SCE frequency by age and consumption habits.
Variables
Control
Exposed
SCE/cell
SCE/cell
(mean ± SD)
(mean ± SD)
All
1.73 ± 0.54
4.81 ± 0.92
Age (years)
<30
1.64 ± 0.52
4.47 ± 0.93
30–40
1.83 ± 0.55
5.26 ± 0.70
>40
1.95 ± 0.29¥
5.83 ± 0.62
Smoking
Nonsmokers
1.70 ± 0.55
4.85 ± 0.92¥
Smokers
1.86 ± 0.47¥
4.67 ± 0.99
Alcohol
Alcohol users
1.70 ± 0.52
4.76 ± 0.86
Nonalcohol users
1.85 ± 0.64¥
5.05 ± 1.27¥
Tobacco
Nontobacco users
1.73 ± 0.51¥
4.76 ± 0.93
Tobacco users
1.72 ± 0.80
5.49 ± 0.38¥
Significant at ; multivariate ANOVA test was used with post hoc analysis for the comparison in SCE frequency in multiple subgroups among studied population. Significant at + highest mean rank; ¥highest mean rank (Kruskal-Wallis test).