From: Tumor characteristics and prognosis in familial breast cancer
 | BRCA-positive | BRCA-wild type | Sporadic | p-value | |||
---|---|---|---|---|---|---|---|
N | % | N | % | N | % | Â | |
Type of surgery | N = 33 | N = 64 | N = 1825 | 0.03 | |||
 Mastectomy | 19 | 58 | 27 | 42 | 670 | 37 |  |
 Conservative | 14 | 42 | 37 | 58 | 1155 | 63 |  |
Adjuvant therapy | N = 32 | N = 66 | N = 1826 | <0.0001 | |||
 No therapy | 3 | 9 | 16 | 24 | 88 | 5 |  |
 Only CT | 13 | 41 | 18 | 27 | 400 | 22 |  |
 Only HT | 4 | 13 | 15 | 23 | 437 | 24 |  |
 CT + HT | 12 | 37 | 17 | 26 | 901 | 49 |  |