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Table 1 AJCC-Classification of the patient population.

From: Methylated APC and GSTP1 genes in serum DNA correlate with the presence of circulating blood tumor cells and are associated with a more aggressive and advanced breast cancer disease

T-Stage

AJCC

Total

(n = 85)

FD

(n = 65)

RD

(n = 19)

0

2

2

0

I

18

16

2

IIa

15

15

0

IIb

8

8

0

IIIa

3

2

1

IIIb

9

8

1

IV

23*

9

13

-**

7**

5**

2**

  1. Clinical Staging of 85 breast cancer patients presenting with First Diagnosis (FD) or Recurrence Disease (RD) were enrolled in this study. T-Stage represents disease staging according to the American Joint Committee on Cancer.
  2. *1 patient RD/FD uncertain, **TNM information unavailable