CDKN1A and cancer: The analysis that was performed revealed no evidence for the association of p21 3′ UTR rs1059234 polymorphism with cancer risk, since the TT vs CC yields a p-value = 0.257 and OR: 0.93 (95% CI: 0.78–1.27) and the CT vs CC, an OR: 0.93 (95% CI: 0.78–1.27) and p-value = 0.628.