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Article: Findings from National Cancer Institute advance knowledge in breast cancer.(Clinical report)
- Article from:
- Cancer Weekly
- Article date:
- December 2, 2008
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"Most risk factors for male breast cancer have been derived from retrospective studies that may reflect selective recall. In the prospective National Institutes of Health AARP Diet and Health Study, we studied 324 920 men, among whom 121 developed breast cancer," scientists in the United States report (see also Breast Cancer).
"Men who reported a first-degree relative with breast cancer had an increased risk of breast cancer (relative risk [RR] = 1.92, 95% confidence interval [CI] = 1.19 to 3.09). Among the medical conditions examined, a new finding emerged regarding increased male breast cancer risk associated with a history of a bone fracture (RR = 2.20, 95% CI ...