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Detection rates on mammography by breast density
| Breast density | Detection rate in BRCA1 | Detection rate in BRCA2 |
|---|---|---|
| ACR1 | 100% (6/6) | 71% (5/7) |
| ACR2 | 85% (51/60) | 92% (54/59) |
| ACR3 | 84% (105/125) | 90% (122/136) |
| ACR4 | 68% (27/40) | 87% (27/31) |
| Total | 231 | 233 |
