Table 1 Breast tumor clinicopathological characteristics

Median Patient Age yrs (IQR)

52 (48-64)

Median Tumor Size mm (IQR)

25 (20-35)

Histologic Subtype

Invasive Ductal

59

Invasive Lobular

6

Colloid/Mucinous

2

Tubular

2

Papillary

1

Intrinsic Subtype

Luminal A (ER/PR+, HER2/neu-)

38

Luminal B (ER/PR+, HER2/neu+)

7

HER2 Overexpressing (ER-, PR-, HER2/neu+)

10

Triple-Negative (ER-,PR-,HER2/neu-)

9

Missing data

6

Grade

1

13

2

17

3

38

Missing data

2

Nodal Status

Node Negative

46

N1

8

N2

11

N3

5

ER Status

-ER Positive

41

-ER Negative

29

PR Status

PR Positive

41

PR Negative

27

Missing data

2

HER2/ neu Status

HER2 Positive

18

HER2 Negative

47

Missing data

5

UICC Stage

Stage 1

19

Stage 2a

28

Stage 2b

4

Stage 3a

9

Stage 3b

3

Stage 3c

5

Stage 4

2