Table 2 Predicted BRCA1 and BRCA2 carrier probabilities for breast and ovarian cancer cases unselected for family history

From: The BOADICEA model of genetic susceptibility to breast and ovarian cancer

 

Breast cancer

Ovarian cancer

Age at onset (years)

BRCA1

BRCA2

BRCA1

BRCA2

30

0.051 (0.055)

0.050 (0.008)

0.006 (0.001)

0.008 (0.000)

40

0.016 (0.029)

0.020 (0.005)

0.082 (0.026)

0.004 (0.003)

50

0.004 (0.012)

0.015 (0.004)

0.018 (0.039)

0.016 (0.006)

60

0.002 (0.003)

0.012 (0.003)

0.013 (0.013)

0.008 (0.005)

70

0.001 (0.000)

0.008 (0.001)

0.001 (0.004)

0.001 (0.004)

  1. Corresponding probabilities using BRCAPRO within parentheses.