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Table 1 Clinical characteristics of 82 PESC patients n (%)

From: The alterations of cytokeratin and vimentin protein expressions in primary esophageal spindle cell carcinoma

  No. of case of examination (%)
Age
  < 60 years 26 (31.7)
  ≥ 60 years 56 (68.3)
Gender
 Male 57 (69.5)
 Female 25 (30.5)
Family history
 Positive 18 (22.0)
 Negative 64 (78.0)
Smoking
 Yes 41 (50.0)
 No 41 (50.0)
Alcohol
 Yes 36 (43.9)
 No 46 (56.1)
Tumor location
 Uppera 3 (3.7)
 Middle 54 (65.9)
 Lower 25 (30.4)
Gross appearance
 Polypoid 69 (84.1)
 Ulcerative 8 (9.8)
 Infiltrating 5 (6.1)
Lymph node metastasis
 Yes 23 (28.0)
 No 59 (72.0)
TNM stage
 I 29 (35.4)
 II 37 (45.1)
 III 16 (19.5)
 IV 0 (0.0)
  1. aThere was one patient whose tumor location was in cervical segment
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