Table 2

Breast tumor samples and their corresponding immunohistochemistry (IHC), chromogenic in situ hybridization (CISH) results, and tumor histologic grade
IHC score
 No. of tests
 CISH amplification
 Histologic grade


Negative
 Low
 High
 1
 2
 3
0
 40
 40
 0
 0
 1
 33
 6
1+
 40
 40
 0
 0
 3
 28
 9
2+
 40
 22
 8
 10
 0
 24
 16
3+
 40
 0
 9
 31
 0
 27
 13
Total
 160
 102
 17
 41
 4
 112
 44

Madrid and Lo Breast Cancer Res 2004 6:R593   doi:10.1186/bcr915

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