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Table 1 Comparison of gene centering with a subgroup-specific strategy on the UNC prototypic tumor set a

From: Molecular subtyping for clinically defined breast cancer subgroups

   

Prediction (%)

Dataset

Subgroup

Gene-centering method

Basal-like

HER2-enriched

LumA

LumB

Normal-like

Prototypic basal

Basal-like

Standard

12 (21.1)

8 (14)

17 (29.8)

16 (28.1)

4 (7)

(n = 57)

 

Subgroup-specific

56 (98.2)

0 (0)

0 (0)

0 (0)

1 (1.8)

Prototypic HER2

Her2-enriched

Standard

8 (22.9)

7 (20)

10 (28.6)

6 (17.1)

4 (11.4)

(n = 35)

 

Subgroup-specific

2 (5.7)

27 (77.1)

1 (2.9)

5 (14.3)

0 (0)

Prototypic LumA

Luminal A

Standard

7 (30.4)

1 (4.3)

6 (26.1)

3 (13)

6 (26.1)

(n = 23)

 

Subgroup-specific

0 (0)

0 (0)

21 (91.3)

1 (4.3)

1 (4.3)

Prototypic LumB

Luminal B

Standard

2 (16.7)

3 (25)

3 (25)

2 (16.7)

2 (16.7)

(n = 12)

 

Subgroup-specific

0 (0)

0 (0)

0 (0)

12 (100)

0 (0)

Prototypic normal

Normal-like

Standard

2 (16.7)

2 (16.7)

2 (16.7)

2 (16.7)

4 (33.3)

(n = 12)

 

Subgroup-specific

0 (0)

0 (0)

0 (0)

0 (0)

12 (100)

  1. aHER2, Human epidermal growth factor receptor 2; LumA, Luminal A; LumB, Luminal B; UNC, University of North Carolina.