Table 3 Tumor stage for N0-1M0 breast cancers by receptor-based subtype, SEER 17 registries, 2010–2021

From: Evolving incidence patterns for locally advanced operable breast cancer by receptor status: SEER 2010–2021

 

HR+/HER2− (N = 23,307)

HR+/HER2+ (N = 5898)

TNBC (N = 6293)

HR−/HER2+ (N = 3244)

 

N

%

N

%

N

%

N

%

T3

17,086

73.3

3923

66.5

4245

67.5

2035

62.7

T4a

1018

4.4

233

4.0

234

3.7

56

1.7

T4b

3669

15.7

1061

18.0

1091

17.3

612

18.9

T4c

157

0.7

34

0.6

33

0.5

11

0.3

T4d

961

4.1

520

8.8

597

9.5

483

14.9

T4NOS

416

1.8

127

2.2

93

1.5

47

1.4

  1. HER2 human epidermal growth factor receptor-2, HR hormone receptor, TNBC triple negative breast cancer.
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