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.