Table 1.
Characteristics (n = 563) | |
---|---|
Age | |
Median (years) | 58 |
Range (years) | 29–92 |
Presentation | |
Screen-detected | 193 (34.3%) |
Symptomatic | 353 (62.7%) |
Unknown | 17 (3.0%) |
Tumor size, pathologic | |
Median (mm) | 14 |
Range (mm) | 8–54 |
Histological type | |
Invasive ductal | 405(71.9%) |
Invasive lobular | 49 (8.7%) |
Tubular | 47 (8.3%) |
Mixed | 42 (7.5%) |
Mucinous | 9 (1.6%) |
Medullary | 2 (0.4%) |
Other | 9 (1.6%) |
Histopathological grade | |
I | 129 (22.9%) |
II | 254(45.1%) |
III | 172 (30.6%) |
Lymph node status | |
Negative | 381 (67.7%) |
Positive | 176(31.3%) |
Unknown | 6(1.1%) 481 (85.4%) |
Oestrogen receptor status | |
Positive | |
Negative | 77 (13.7%) |
Unknown | 5 (0.9%) |
Nottingham Prognostic Index | (NPI) groups |
Group 1 (< 2.4) | 94 (16.7%) |
Group 2 (2.42–3.4) | 175(31.1%) |
Group 3 (3.42–4.4) | 147 (26.1%) |
Group 4 (4.42–5.4) | 87 (15.5%) |
Group 5 (5.42–6.4) | 28 (5.0%) |
Group 6 (> 6.4) | 15(2.7%) |