CD274 and hereditary elliptocytosis: Other IHC&HE (0.66, 95% CI: 0.57-0.73), PD-L1 IHC (0.63, 95% CI: 0.59-0.67), and TMB (0.62, 95% CI: 0.56-0.68) presented similar sensitivities to rule out stable disease and progressive disease.