Table 5.

Univariate analysis of overall survival (OS) and disease free survival (DFS) according to patient, disease, and treatment characteristics (N = 66)

Parameter	OS	DFS
Gender	ns	ns
Age	ns	ns
WHO PSa	ns	ns
Tumour location in the rectum	ns	ns
cTumour stage	ns	ns
cNodal stage	ns	ns
Type of surgery: APR vs. LAR	ns	ns
pT1–2 vs. pT3–4	0.005	0.002
pT0 vs. pT4	0.009	0.009
pN0 vs. pN+	0.009	0.005
TRG 3–4 vs. 0–2	ns	ns
pCR	ns	ns
All treatment vs. less treatment	0.016	0.018

APR = abdominoperineal resection; LAR = low anterior resection; ns = not specific (p > 0.05); p = pathologic; PS = performance status, PCR = pathologic complete response; TRG = tumour regression grade