Clinical feature Statistical test Significant genes Associated with                 Associated with DAYS_TO_DEATH_OR_LAST_FUP Cox regression test N=30 shorter survival N=22 longer survival N=8 YEARS_TO_BIRTH Spearman correlation test N=30 older N=7 younger N=23 NEOPLASM_DISEASESTAGE Kruskal-Wallis test N=30 PATHOLOGY_T_STAGE Spearman correlation test N=30 higher stage N=28 lower stage N=2 PATHOLOGY_N_STAGE Spearman correlation test N=30 higher stage N=30 lower stage N=0 PATHOLOGY_M_STAGE Wilcoxon test N=30 class1 N=30 class0 N=0 GENDER Wilcoxon test N=7 male N=7 female N=0 KARNOFSKY_PERFORMANCE_SCORE Spearman correlation test N=0 HISTOLOGICAL_TYPE Kruskal-Wallis test N=30 NUMBER_PACK_YEARS_SMOKED Spearman correlation test N=0 YEAR_OF_TOBACCO_SMOKING_ONSET Spearman correlation test N=30 higher year_of_tobacco_smoking_onset N=12 lower year_of_tobacco_smoking_onset N=18 RACE Kruskal-Wallis test N=30 ETHNICITY Wilcoxon test N=0