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. 2015 Apr 21;112(10):1652–1655. doi: 10.1038/bjc.2015.129

Table 1. HER2 status in FFPE with ddPCR compared with IHC/FISH.

  HER2 with IHC/FISH
HER2 in FFPE with ddPCR Positive Negative
Positive 7 1
Negative 1 16

Abbreviations: ddPCR=droplet digital polymerase chain reaction; FFPE=formalin-fixed paraffin-embedded; FISH=fluorescence in situ hybridisation; HER2=human epidermal growth factor receptor 2; IHC=immunohistochemistry.