Variable | Categories | Coded as | n |
---|---|---|---|
Age | >50 years | 0 | 177 |
≤ 50 years | 1 | 459 | |
Tumor location | (not) Superior medial | (0)1 | 144 |
(not) Inferior medial | (0)1 | 70 | |
(not) Superior lateral | (0)1 | 368 | |
(not) Inferior lateral | (0)1 | 112 | |
(not) Nipple area | (0)1 | 58 | |
Side | Left | 0 | 315 |
Right | 1 | 322 | |
Tumor Size | ≤ 20 mm | 0 | 233 |
>20 mm | 1 | 404 | |
LN involvement | No LN involvement | 0 | 373 |
Positive LN involvement | 1 | 260 | |
LN involvement (N0) | No palpable LN | 0 | 100 |
Palpable and/or fixed LNs | 1 | 533 | |
Periglandular growth | Absence of growth | 0 | 515 |
Presence of growth | 1 | 122 | |
Nottingham Histologic Grade | I | 1 | 145 |
II | 2 | 228 | |
III | 3 | 264 | |
Multiple tumors | Absence of multiple tumors | 0 | 502 |
Presence of multiple tumors | 1 | 134 | |
Estrogen receptor | ≥ 0.3 fmol/mg | 0 | 181 |
<0.3 fmol/mg | 1 | 456 | |
Progesterone receptor | ≥ 0.3 fmol/mg | 0 | 232 |
<0.3 fmol/mg | 1 | 405 | |
S-phase fraction | <10% | 0 | 439 |
≥ 10% | 1 | 198 | |
DNA index (DI) | 0.9 ≤ DI and DI < 1.3 | 0 | 345 |
0.9 > DI or DI ≥ 1.3 | 1 | 292 | |
DNA ploidy | DNA diploidy or tetraploidy | 0 | 368 |
DNA aneuploid | 1 | 269 |