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Table 1 Number of cases for female breast cancer, by age-group

From: Spatial variations in the incidence of breast cancer and potential risks associated with soil dioxin contamination in Midland, Saginaw, and Bay Counties, Michigan, USA

Age (in years)

Cases

≤14a

1

15 – 44

572

45 – 64

1,833

65 – 74

1,126

≥75

1,071

Unknownb

1

Total cases

4,604

  1. a The record was removed from the analysis as merging into other groups may bias the underlying at-risk background population in other groups.
  2. b The record was removed from the analysis because of missing age.
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Environmental Health

ISSN: 1476-069X