Neoadjuvant radiochemotherapy in the treatment of fixed and semi-fixed rectal tumors. Analysis of results and prognostic factors

Table 3 Disease-free survival (DFS) and local control (LC) probability at five years by prognostic factors.

Prognostic factor	Category	DFS	P	LC	p
Tumor fixation	Semi-fixed	60.1%	0.005	81.9%	0.004
	Fixed	31.2%		58.2%
Tumor distance from the anal verge	≤ 6 cm	48.1%	0.19	69.3%	0.043
	> 6 cm	67.1%		92.6%
Postoperative stage	I	64.1%	<0.001	75.7%	0.005
	II	69.6%		92.9%
	III	35.2%		54.1%
	IV	11.1%		100%
Postoperative N stage	N0	72.7%	<0.001	93.4%	<0.001
	N1/N2	32.0%		56.3%

ISSN: 1748-717X