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Table 2 Distribution of BRCA2 cases according to the TNM and receptor status

From: Role of BRCA2 mutation status on overall survival among breast cancer patients from Sardinia

  Primary tumour size
BRCA2mutation T1-2 T3-4 Total
Negative 421 91% 43 9% 464
Positive 41 93% 3 7% 44
Total 462 91% 46 9% 508
  Lymph node metastasis
BRCA2 mutation Negative Positive Total
Negative 263 57% 201 43% 464
Positive 24 55% 20 45% 44
Total 287 56% 221 44% 508
  Distant metastasis
BRCA2 mutation Absent Present Total
Negative 434 94% 30 6% 464
Positive 41 93% 3 7% 44
Total 475 94% 33 6% 508
  Estrogen receptor
BRCA2 mutation Negative Positive Total
Negative 91 26% 257 74% 348
Positive 5 29% 12 71% 17
Total 96 26% 269 74% 365
  Progesterone receptor
BRCA2 mutation Negative Positive Total
Negative 150 44% 189 56% 339
Positive 6 46% 7 54% 13
Total 156 44% 196 56% 352