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Table 4 Proportions of outlier subjects in exposed and control groups. Data are referred to tail intensity (% of DNA migrated in the comet tail).

From: Primary DNA damage and genetic polymorphisms for CYP1A1, EPHX and GSTM1 in workers at a graphite electrode manufacturing plant

 

Exposed

Controls

OR (95% CI)

Total

42*

16

2.59 (1.32–5.05)

≤ 40 years

11

5

2.39 (0.72–7.93)

> 40 years

31*

11

2.63 (1.17–5.90)

Employment ≤ 10 years

15

  

Employment > 10 years

27

  

Non smokers

24*

9

2.93 (1.18–7.30)

Smokers

18

7

2.29 (0.85–6.18)

  1. * p < 0.05, exposed vs. controls. Pearson-χ2 test.
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BMC Public Health

ISSN: 1471-2458

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