Clinical feature Statistical test Significant variables Associated with                 Associated with Time to Death Cox regression test N=0 AGE Spearman correlation test N=2 older N=2 younger N=0 AGE_mutation rate Linear Regression Analysis N=2 GENDER Wilcoxon test N=2 male N=2 female N=0 KARNOFSKY PERFORMANCE SCORE Spearman correlation test N=0 HISTOLOGICAL TYPE Kruskal-Wallis test N=2 RADIATIONS RADIATION REGIMENINDICATION Wilcoxon test N=0 RACE Kruskal-Wallis test N=0 ETHNICITY Wilcoxon test N=0