CD274 and neoplasm: In another study, AI demonstrated an AUC of 0.799 in determining the PD-L1 expression status and 0.837 for positive-PD-L1 sub-types (PD-L1 tumor proportion score, 1–49% and ≥50%), and also achieved an AUC of 0.905 in discriminating PD-L1 expression status [101].