Table 1.

Correlation between the percentage of LMR and clinicopathological characteristics

Characteristics	LMR		P-value
	≥2.8 (n=68)	<2.8 (n=76)
Age (years)			0.504
≥60	36	36
<60	32	40
Sex			0.593
Male	36	46
Female	32	30
ASA score			0.244
1+2	51	63
3	17	13
CA19-9 (U/mL)			0.175
≥200	42	55
<200	26	21
WBC count (/L)			0.573
≥5×109	38	46
<5×109	30	30
Lymphocyte count (/L)			0.000
≥1.3×109	57	12
<1.3×109	11	64
Monocyte count (/L)			0.000
≥0.4×109	22	62
<0.4×109	46	14
Tumor site			0.983
Head	50	56
Body/tail	18	20
Tumor size (cm)			0.247
≥3.0	14	22
<3	54	54
Tumor invasion depth			0.881
T1+T2	11	13
T3+T4	57	63
Lymph node involvement			0.193
N0	32	44
N1	36	32
TNM stage			0.041
I+II	42	34
III	26	42
Pathological differentiation			0.860
Well/moderate	33	38
Poor	35	38

Abbreviations: ASA, American Society of Anesthesiologists; WBC, white blood cells; LMR, lymphocyte to monocyte ratio; TNM, tumor–node–metastasis.