Table 1.

Association of MPO+ neutrophile count and clinical characteristics in ESCC.

		MPO+ neutrophile count
Clinicopathological features	N of patients	High	Low	P value
All	181	91	90
Age (years)				0.081
<60	105	47	58
≥60	76	44	32
Gender				0.498
Male	141	69	72
Female	40	22	18
Tumor size(cm)				0.320
<5	75	41	34
≥5	106	50	56
Tumor location				0.075
Upper third	13	5	8
Middle third	114	52	62
Lower third	54	34	20
T stage				0.001*
T1–2	57	39	18
T3–4	124	52	72
Tumor grade				0.826
G1	45	24	21
G2	85	43	42
G3	51	24	27
N stage				0.014*
N0	101	59	42
N1–2	80	32	48
Distant metastasis				0.399
Absent	175	89	86
Present	6	2	4
TNM stage				0.017*
I-II	116	66	50
III-IV	65	25	40

MPO, myeloperoxidase ;ESCC, esophageal squamous cell carcinoma; T, primary tumor invasion depth; G1,well differentiated; G2, moderate differentiated; G3, poor differentiated; N, regional lymph node.

p Value calculated according to the Pearson Chi-Square test ;*Statistically significant (P < 0.05).