Table 3

Concordance analysis using the χ2 test between the presence and absence of polysomy 17 and clinicopathological variables in a subgroup of 2+/3+ IHC patients

Parameter

Non-polysomy (%)

Polysomy (%)

P


HG

I

15.6

5.3

II

43.8

63.2

0.243

III

40.6

31.6

Nodal status

pN-

61.3

35.3

0.046

pN+

38.7

64.7

ER

-

41.7

40.9

0.947

+

58.3

59.1

PgR

-

60

54.5

0.632

+

40

45.5

p53

-

61

63.6

0.817

+

39

36.4

Relapse

No

77

63.6

0.181

Yes

23

36.4


ER, estrogen receptor; HG, histological grade; PgR, progesterone receptor.

Salido et al. Breast Cancer Res 2005 7:R267   doi:10.1186/bcr996

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