Skip to main content

Table 3 Intra-laboratory correlation between CISH and IHC

From: Chromogenic in situ hybridisation for the assessment of HER2 status in breast cancer: an international validation ring study

  IHC  
Own CISH (number of signals) 0/1+ 2+ 3+ n
<5 44 44 6 104
5 2 1 1 4
6 1 5 3 9
>6 2 15 75 92
No signal 1 0 1 2
Total 50 75 86 211
  1. CISH, chromogenic in situ hybridisation; IHC, immunohistochemistry.