Table 4. Performance of BRAF and NRAS testing by IHC and Idylla compared to in-house assay.
BRAF IHC | BRAF Idylla | NRAS Idylla | |
---|---|---|---|
True positive | 14 | 21 | 15 |
False positive | 0 | 0 | 0 |
True negative | 38 | 41 | 20 |
False negative | 3 | 0 | 3 |
Total | 55 | 62 | 38 |
Positive Predictive Value | 100% | 100% | 100% |
Negative Predictive Value | 93% | 100% | 87% |