Table 1 Disease characteristics of the patient cohort

Tumor size (in cm)

69

1 - 6

2.9 ± 1.1

Histo-pathological type

Invasive ductal

66

undifferentiated

3

Tumor grade

I

14

II

37

III

17

Estrogen/Progesteron receptors

Positive

29

Negative

40

Distant metastasis

No

64

Yes

5