From: Tumor characteristics and prognosis in familial breast cancer
 | Person-yearsa | No. of events | Rate x1000 person-years (95% CI)b |
---|---|---|---|
DFS | |||
 BRCA-positive | 257 | 9 | 35 (16–66) |
 BRCA-wild type | 702 | 22 | 31 (20–47) |
 Sporadic | 12721 | 522 | 48 (45–53) |
OS | |||
 BRCA-positive | 312 | 10 | 32 (15–59) |
 BRCA-wild type | 814 | 18 | 22 (13–35) |
 Sporadic | 14943 | 598 | 40 (37–43) |