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Table 1 Clinicopathological characteristics and serum HOTAIR expression levels of ESCC patients

From: Serum HOTAIR as a novel diagnostic biomarker for esophageal squamous cell carcinoma

Variables No. of patients Serum HOTAIR expression (mean ± SD) P value
Age, year    0.739
  ≥ 60 23 0.192 ± 0.014  
  < 60 19 0.185 ± 0.015  
Gender    0.820
 Male 33 0.190 ± 0.013  
 Female 9 0.184 ± 0.013  
TNM stage    0.002
 I 6 0.134 ± 0.050  
 II 10 0.181 ± 0.051  
 III 26 0.204 ± 0.069  
 IV 8 0.261 ± 0.022  
T stage    0.140
 T1-T2 11 0.144 ± 0.075  
 T3 31 0.174 ± 0.083  
N stage    0.053
 N0 15 0.160 ± 0.055  
 N1 20 0.181 ± 0.061  
 N2-N3 7 0.224 ± 0.037  
M stage    0.004
 M0 42 0.189 ± 0.010  
 M1 8 0.248 ± 0.028  
Differentiation    0.871
 Well 12 0.197 ± 0.070  
 Moderate 19 0.185 ± 0.061  
 Poor 11 0.186 ± 0.061