Clinical feature Statistical test Significant genes Associated with                 Associated with Time to Death Cox regression test N=0 AGE Spearman correlation test N=0 RADIATIONS RADIATION REGIMENINDICATION t test N=0 NUMBERPACKYEARSSMOKED Spearman correlation test N=0 DISTANT METASTASIS t test N=0 LYMPH NODE METASTASIS t test N=0 NUMBER OF LYMPH NODES Spearman correlation test N=0