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Table 1 Clinical summary of the pooled cohort of FFPE HRneg samples analyzed by RT-PCR

From: An optimized five-gene multi-platform predictor of hormone receptor negative and triple negative breast cancer metastatic risk

 

Mayo clinic

CPMC

Guy’s hospital

HRneg samples available for analysis

58

36

45

Year diagnosed

1997 to 2001

1975 to 1986

1975 to 1982

HER2 status

   

HER2-

14

29

32

HER2+

7

6

12

Borderline (2+)

2

0

0

Not determined

35

1

1

Nodal status

   

LN-

33

36

29

LN+

24

0

16

Not determined

1

0

0

Grade

   

I

0

1

1

II

18

10

12

III

40

24

32

Not determined

0

1

0

Tumor size (cm)

   

Median (range)

2.1 (0.7 to 10)

1.5 (0.7 to 2.5)

3 (0 to 6)

Follow-up time

   

Median

3.7

8.98

13.65

Distant recurrence

   

Yes

16

6

13

No

42

30

32