Clinical feature Statistical test Significant genes Associated with                 Associated with DAYS_TO_DEATH_OR_LAST_FUP Cox regression test N=10 N=NA N=NA YEARS_TO_BIRTH Spearman correlation test N=8 older N=3 younger N=5 TUMOR_TISSUE_SITE Wilcoxon test N=16 rectum N=16 colon N=0 PATHOLOGIC_STAGE Kruskal-Wallis test N=30 PATHOLOGY_T_STAGE Spearman correlation test N=30 higher stage N=14 lower stage N=16 PATHOLOGY_N_STAGE Spearman correlation test N=30 higher stage N=15 lower stage N=15 PATHOLOGY_M_STAGE Wilcoxon test N=30 class1 N=30 class0 N=0 GENDER Wilcoxon test N=0 RADIATION_THERAPY Wilcoxon test N=0 HISTOLOGICAL_TYPE Kruskal-Wallis test N=30 RESIDUAL_TUMOR Kruskal-Wallis test N=30 NUMBER_OF_LYMPH_NODES Spearman correlation test N=30 higher number_of_lymph_nodes N=14 lower number_of_lymph_nodes N=16