In addition, receiver operating characteristic (ROC) analysis revealed that the expression level of FLT3LG has high diagnostic value for NSCLC (LUAD and LUSC: AUC: 0.852; LUAD: AUC: 0.853; and LUSC: AUC: 0.877) (Fig. 2e). The gene discussed is FLT3LG; the disease is non-small cell lung carcinoma.