Table 2.

Distributions and percentage of epidemiological characteristics and the mean levels of M₁dG adducts per 10⁸ normal nucleotides according to study variables.

		M1dG adducts
	na	mean ± SE	median	pc
Status
Controls	20	2.4 ± 0.3	1.8
Reduction room pathologists	20	5.7 ± 1.3	3.3	0.045
Gender
Male	12	3.8 ± 1.3	2.4
Female	28	4.1 ± 0.9	2.6	0.345
Age
< 30 years	14	3.2 ± 1.1	1.5
30 – 39 years	13	4.8 ± 1.5	2.8
> 39 years	13	4.2 ± 1.2	3.0	0.990
Smoking
Not smokers	27	3.8 ± 0.9	2.1
smokers	13	4.5 ± 1.3	3.0	0.494
Air-FA
< 22 μg/m3 b	13	2.3 ± 0.44	1.8
23–66 μg/m3	13	2.7 ± 0.55	2.0	0.775
> 66 μg/m3	13	7.3 ± 1.90	4.2	0.018

^asome figures do not add up to the total because of missing values,

^breference level,

^cadjusted by sex, age, and smoking