Cancer Cell International

Table 1 Correlation between CALM1 and EGFR expression and clinicopathologic characteristics in 84 cases of ESCC

From: CALM1 promotes progression and dampens chemosensitivity to EGFR inhibitor in esophageal squamous cell carcinoma

Characteristics	CALM1 expression		χ2	P Value	EGFR expression		χ2	P Value
Characteristics	High	Low	χ2	P Value	High	Low	χ2	P Value
Type
ESCC	68	16	27.327	0.000	65	19	26.565	0.000
NAT	35	49			32	52
Gender
Male	50	11	0.149	0.758	50	11	2.677	0.102
Female	18	5			15	8
Age (y)
≤ 60	25	5	0.172	0.778	23	7	0.014	0.556
> 60	43	11			42	12
Tumor diameter (cm)
< 5	46	12	0.328	0.766	45	13	0.005	1.000
≥ 5	22	4			20	6
Clinical stage
I	19	11	9.395	0.004	18	12	8.005	0.007
II – III	49	5			47	7
T classification
T1 – T2	23	7	0.556	0.564	22	8	0.437	0.345
T3 –T4	45	9			43	11
Lymph node metastasis
N0	46	9	0.744	0.397	41	14	0.732	0.584
N1–N3	22	7			24	5

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ISSN: 1475-2867

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