Malignant | Benign | ||||||
---|---|---|---|---|---|---|---|
Histologic features | N (%) | MFI | SR | Histologic features | N (%) | MFI | SR |
Invasive ductal carcinoma | 73 (79.3) | 12.9 ± 12.2 | 4.1 ± 3.6 | Fibroadenoma | 48 (49.5) | 5.9 ± 9.0 | 2.5 ± 1.6 |
Ductal carcinoma in situ | 13 (14.1) | 12.2 ± 8.5 | 3.8 ± 1.5 | Mammary adenosis | 36 (37.1) | 4.8 ± 8.0 | 2.3 ± 1.2 |
Mucous carcinoma | 4 (4.3) | 6.7 ± 6.5 | 4.4 ± 3.1 | Benign phyllodes tumor | 4 (4.1) | 8.8 ± 8.5 | 3.3 ± 2.4 |
Solid papillary carcinoma | 1 (1.1) | 18.5 | 3.2 | Intraductal papilloma | 3 (3.1) | 15.8 ± 12.2 | 2.5 ± 1.1 |
Neuroendocrine carcinoma | 1 (1.1) | 8.2 | 5.9 | Usual ductal hyperplasia | 3 (3.1) | 1.5 ± 1.7 | 2.1 ± 0.8 |
 |  |  |  | Mastitis | 2 (2.1) | 10.6 ± 6.6 | 3.0 ± 1.7 |
 |  |  |  | Mammary cyst | 1 (1.0) | 1.4 | 2.8 |