Table 3 Negative and positive percentage agreement between PCR and IHC assays at clinically relevant PDL1 expression cutoff levels.

From: Agreement between PDL1 immunohistochemistry assays and polymerase chain reaction in non-small cell lung cancer: CLOVER comparison study

PCRProbability of negative IHC assay, given negative PCR
Probability of positive IHC assay, given positive PCR
  1. PCR - polymerase chain reaction, IHC – immunohistochemistry.