CD274 and neoplasm: Those significantly associated to OS were setting of treatment (p = 0.025), type of treatment (p = 0.005), ECOG (p = 0.044), tumor burden (p = 0.005), presence of liver metastases (p < 0.001), PD-L1 staining (p < 0.001) and miR-625-5p class (p = 0.004) (Table S2).