Table 4

Comparison between HER2 amplified and non-amplified primary breast cancers

Characteristic

n amplified (percentage)

n not amplified (percentage)

p


pT category

pT1

3 (10.3)

26 (89.7)

0.31

pT2

13 (26.5)

36 (73.5)

pT3

2 (28.6)

5 (71.4)

pT4

2 (14.3)

12 (85.7)

Not available

2 (33.3)

4 (66.7)

Nodal status

Positive

14 (21.9)

50 (78.1)

0.44

Negative

4 (14.8)

23 (85.2)

Not available

4 (28.6)

10 (71.4)

Histologal type

Ductal

20 (24.4)

62 (75.6)

0.30

Lobular

2 (16.7)

10 (83.3)

Ductulo-lobular

0

10 (100)

Medullary

0

1(100)

Nuclear grade

1

0

7 (100)

0.01

2

4 (9.8)

37 (90.2)

3

18 (32.7)

37 (67.3)

Not available

0

2 (100)


HER2, gene encoding human EGF-like receptor 2.

Tapia et al. Breast Cancer Research 2007 9:R31   doi:10.1186/bcr1676

Open Data