TYMS and rectal cancer: In patients with rectal cancer, (n = 93) no significant association was found between the P&P/TS+ immunophenotype and DFS (P = 0.29 for univariate and P = 0.41 for multivariate analysis, respectively) or OS (P = 0.07 for univariate and P = 0.23 for multivariate analysis, respectively).