Clinical feature Statistical test Significant genes Associated with                 Associated with Time to Death Cox regression test N=21 shorter survival N=11 longer survival N=10 AGE Spearman correlation test N=76 older N=42 younger N=34 GENDER t test N=22 male N=11 female N=11 KARNOFSKY PERFORMANCE SCORE Spearman correlation test N=0 HISTOLOGICAL TYPE t test N=11 untreated primary (de novo) gbm N=3 treated primary gbm N=8 RADIATIONS RADIATION REGIMENINDICATION t test N=2 yes N=2 no N=0 NEOADJUVANT THERAPY t test N=1 yes N=1 no N=0