Prognostic Value of Mandard and Dworak Tumor Regression Grading in Rectal Cancer: Study of a Single Tertiary Center

Table 5

Survival in patients Mandard TRG(1+2) versus Mandard TRG(3+4+5), the only significant covariable retained in the multivariable analysis tested by the likelihood ratio test (stepwise forward model).

	Hazard ratio (95% confidence interval)	𝑃 value
OS	0.46 (0.24–0.86)	0.016
DFS	0.34 (0.23–0.81)	0.009