Table 1 List of variables in both sets

Age

DM, first two years

Tumor location

DM, 2–4 years

Side

DM, more than 4 years

Tumor size *

LRR, first two years

LN involvement *

LRR, 2–4 years

LN involvement ^†

LRR, more than 4 years

Periglandular growth *

NHG

Multiple tumors *

Estrogen receptor

Progesterone receptor

S-phase fraction

DNA index

DNA ploidy