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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
High Low High Low
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