Table 1 Characteristics of DCIS found in BRCA mutation carriers with invasive tumors and concurrent DCIS
| Â | BRCA1 | BRCA2 | P-value |
|---|---|---|---|
N (%) | N (%) | ||
% DCIS | Â | Â | 0.14 |
 <15 % | 15 (53.6 %) | 8 (32.0 %) |  |
 15–49 % | 9 (32.1 %) | 8 (32.0 %) |  |
 50+% | 4 (14.3 %) | 9 (36.0 %) |  |
DCIS morphology | Â | Â | 0.10 |
 Solid | 4 (11.4 %) | 3 (10.7 %) |  |
 Cribriform | 9 (25.7 %) | 14 (50.0 %) |  |
 Comedo | 19 (52.3 %) | 7 (25.0 %) |  |
 Complex | 3 (8.6 %) | 4 (14.3 %) |  |
DCIS Distance from IBC | Â | Â | 0.31 |
 Intermixed | 12 (42.9 %) | 14 (56.0 %) |  |
 Peripheral (<2 mm from IBC) | 14 (50.0 %) | 11 (44.0 %) |  |
 Distant (>2 mm from IBC) | 2 (7.1 %) | 0 (0 %) |  |
DCIS Grade | 0.63 | ||
 Low | 2 (5.7 %) | 1 (3.6 %) |  |
 Intermediate | 11 (31.4 %) | 12 (42.9 %) |  |
 High | 22 (68.9 %) | 15 (53.6 %) |  |