Table 2

%Univariate and multivariate analyses of prognostic variables

UnivariateMultivariate
PPRelative risk
Dukes’ stage (A,B vs. C,D)<0.00010.0094.13
No. of metastatic lymph nodes (≤3 vs. ≥4)<0.0010.0182.64
COX-2 expression (negative vs. positive)0.037NSa1.47
MVD (≤100 vs. >100)0.007NS1.21
  • a NS, not significant.