Table 3.

Predictive factors for R0/R1 resection after multivariate analysis.

Variables	Comparison	Odds ratio	95% CI	P value
Age	<60 vs ≥60	1 vs 0.39	0.22–0.78	0.003
Tumour location	Left vs right side	1 vs 0.30	0.15–0.63	0.001
Primary resected	No vs yes	1 vs 10.78	5.60–20.75	<0.001
Baseline CEA	<80 vs ≥80	1 vs 0.28	0.15–053	<0.001
Arm	2-CTx vs 3-CTx	1 vs 1.16	0.56–2.39	0.693
Sex	Male vs female	1 vs 2.10	0.96–4.61	0.063
PAL	<128 vs ≥128	1 vs 0.97	0.45–2.08	0.936
KRAS	Mutated vs WT	1 vs 0.76	0.37–1.60	0.477
Non-resectable	Technically vs oncologically	1 vs 1.50	0.57–3.96	0.413