Table 1

Stage of cancers detected and proportion who have since died

Stage 1 (borderline)Stage 23/4Dead
BRCA17530 (71%)21/42 (50%)
BRCA2115 (71%)2/7 (28%)
Other8 (5)07 (47%)1/15 (6%)
Prevalent (all)7 (4)217 (65%)12/26 (46%)
Post-prevalent (all)9 (1)524 (63%)12/38 (32%)
BRCA1/2 prevalent2217 (81%)12/21 (57%)
BRCA1/2 post prevalent6517 (61%)11/28 (39%)