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Table 3 Proportions of subjects with invasive breast cancer identified, by risk group

From: Screening with magnetic resonance imaging, mammography and ultrasound in women at average and intermediate risk of breast cancer

  Number of women screened Cancers detected Rate of detection Sensitivities of different screening modalities
Mammography Ultrasound M and US MRI
Family history positive 458 2 0.4% 50% 50% 100% 100%
CHEK2 mutation 353 5 1.4% 60% 80% 100% 100%
No risk factors 2269 16 0.7% 53% 56% 75% 81%
40–49 1022 5 0.5% 60% 80% 100% 100%
50–59 1537 11 0.7% 64% 45% 71% 82%
60–65 436 6 1.4% 40% 67% 83% 830%
All 2995 22 0.7% 57% 59% 82% 86%
  1. M mammography
  2. US ultrasound