KIF20A and cancer: We found no significant associations between the other twelve polymorphisms (HFE rs1799945, CYP17 rs743572, hTERT rs2075786, PPP2R2B rs10477307, KIF20A rs10038448, TGFB1/CCDC97 rs12980942, TNF rs3093662, CHFR rs11610954, CDC25C rs6874130, ATM rs1800057, TTC28 rs9608696, and GSTM1 null) examined in our study and age at cancer diagnosis in univariate analyses.