Table 2.

Clinicopathological characteristics grouped by NLR and PNI status

	Cases	NLR			PNI
		<2.5	≥2.5	P value	<50	≥50	P value
Sex
Female	121	88	33	0.038	36	85	0.002
Male	213	131	82		100	113
Age
≦70	165	116	49	0.072	45	120	<0.001
>s70	169	103	66		91	78
Smoking history
Never	123	90	33	0.026	39	84	0.010
Smoker	211	129	82		97	114
CEA
Normal	231	165	66	0.001	87	144	0.089
High	103	54	49		49	54
Tumor size
T1	161	116	45	0.016	51	110	0.001
T2 + 3	173	103	70		85	88
Nodal metastasis
Negative	270	181	89	0.246	110	160	0.986
Positive	64	38	26		26	38
Histological type
Adenoca	231	159	72	0.060	81	150	0.002
Non-adenoca	103	60	43		55	48
Tumor differentiation
Well	118	85	33	0.066	39	79	0.035
Mod + por	216	134	82		97	119
Vascular invasion
Negative	190	139	51	0.001	68	122	0.035
Positive	144	80	64		68	76
NLR				–
<2.5	220	–	–		54	165	<0.001
≥2.5	114	–	–		82	33
PNI							–
<50	136	54	82	<0.001	–	–
≥50	198	165	33		–	–

NLR neutrophil/lymphocyte ratio, PNI prognostic nutritional index, adenoca adenocarcinoma, mod+por moderate+poorly