Table 3.

Multivariate analysis.

Variables	OS		PFS
	HR (95%CI)	p	HR (95%CI)	p
ECOG	2.024 (1.207–3.393)	0.008	-	-
Metastatic Location	-	ns	3.150 (1.359–7.305)	0.007
RAS mutation status plasma	6.944 (2.033–23.73)	0.002	7.908 (2.482–25.20)	0.0001
NLR	2.466 (1.246–4.880)	0.010	-	ns