Clinical feature Statistical test Significant genes Associated with                 Associated with AGE Spearman correlation test N=80 older N=80 younger N=0 GENDER t test N=8 male N=5 female N=3 HISTOLOGICAL TYPE ANOVA test N=1280 RADIATIONS RADIATION REGIMENINDICATION t test N=29 yes N=16 no N=13 RADIATIONEXPOSURE t test N=56 yes N=28 no N=28