CD274 and neoplasm: For UC using %TCmRNA cut off 25.8% or 0.45 dots/tumour cell, 53.3% of PD-L1 high IHC cases would also be PD-L1 high by RNAScope and 92.9% of PD-L1 low IHC cases would also be classified as PD-L1 low by RNAScope.