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. 2019 Nov 14;6(1):68–74. doi: 10.1001/jamaoncol.2019.3876

Figure 2. Ten-Year Cumulative Breast Cancer Risk Curves by Age at Diagnosis of First-Degree Relative (FDR) for Women With 1 Affected FDR.

Figure 2.

The blue horizontal line is drawn at a 10-year cumulative risk of 1.1% and represents the population-level risk of starting screening at the recommended age of 40 years.