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Table 1 Relationship between SPRY4-IT1 expression and clinicopathological features in patients with ESCC

From: Long non-coding RNA SPRY4-IT1 as a promising indicator for three field lymph-node dissection of thoracic esophageal carcinoma

Features(N) SPRY4-IT1 expression level P value
High(n = 47) Low(n = 45)
Age group    P = 0.686
  ≤ 60 26 23  
 >60 21 22  
Gender    P = 0.549
 Male 29 25  
 Female 18 20  
Smoking status    P = 0.537
 Ever and current 26 22  
 Never 21 23  
Alcohol consumption    P = 0.525
 Ever and current 24 20  
 Never 23 25  
Tumor location    P = 0.808
 Upper 9 7  
 Middle 22 24  
 Lower 16 14  
Differentiation    P = 0.029
 Well 7 16  
 Moderate 21 20  
 Poor 19 9  
T classification    P = 0.013
 Tis-2 16 27  
 T3–4 31 18  
Lymph node metastasis    P = 0.022
 Yes 32 20  
 No 15 25  
Pathological stage    P = 0.001
 Stage I 10 25  
 Stage II-III 37 20  
Lymph node recurrence    P = 0.077
 Yes 38 29  
 No 9 16