The AUCs for serological inflammation biomarkers ranged from 0.53 to 0.60 for PLR, NLR, and SII, while the AUCs for tumor biomarkers ranged from 0.52 to 0.64 for CEA, CA72‐4, CA125, CA19‐9, and AFP (Figure S1, Table S3). The gene discussed is CEACAM5; the disease is neoplasm.