Table 2

Odds Ratio and 95% confidence interval of invasive breast cancer by age bands and dioxin exposure categories

Dioxin exposure
Cases
Controls
OR* (95% CI)

Women aged 20–59 years

Very low
41
225
1.0
Low
81
414
1.06 (0.72–1.56)
Intermediate
64
279
1.25 (0.82–1.89)
High
11
67
0.88 (0.43–1.79)

Women aged 60 years and over

Very low
50
228
1.0
Low
111
558
0.90 (0.63–1.29)
Intermediate
72
339
0.96 (0.66–1.41)
High
4
60
0.31 (0.08–0.89)

* odds ratio

confidence interval

Viel et al. International Journal of Health Geographics 2008 7:4   doi:10.1186/1476-072X-7-4