Histologic Grade
4 = Unknown

Estrogen Receptor Status
0 = Negative
1 = Positive
2 = Unknown

0 = Censored
1 = Died

Pathological Tumor Size (Categories)
0 = 0 cm
1 = <= 2 cm
2 = 2-5 cm
3 = > 5 cm

Lymph Nodes?
0 = No
1 = Yes