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Table 1 Correlation between the clinicopathological factors and expression of SNHG20

From: Increased long noncoding RNA SNHG20 predicts poor prognosis in colorectal cancer

Factors Tumor low expression
(n = 53) N (%)
Tumor high expression
(n = 54) N (%)
P a
Sex    
 Male 37 (69.8) 38 (70.4) 0.949
 Female 16 (30.2) 16 (29.6)  
Age (years)    
  < 65 25 (47.2) 26 (48.1) 0.919
  ≥ 65 28 (52.8) 28 (51.9)  
Tumor location    
 Colon 32 (60.4) 42 (77.8) 0.051
 Rectum 21 (39.6) 12 (22.2)  
TNM    
 I-II 30 (56.6) 20 (37.0) 0.043
 III-IV 23 (43.4) 34 (63.0)  
T    
 T1-T2 11 (20.8) 3 (5.6) 0.020
 T3-T4 42 (79.2) 51 (94.4)  
N    
 N0 30 (56.6) 30 (55.6) 0.913
 N1-N2 23 (43.4) 24 (44.4)  
M    
 M0 44 (83.0) 32 (59.3) 0.007
 M1 9 (17.0) 22 (40.7)  
Gradeb    
 G1-G2 46 (86.8) 40 (74.1) 0.098
 G3 7 (13.2) 14 (25.9)  
CEA    
  < 5 ng/mL 19 (35.8) 8 (14.8) 0.012
  ≥ 5 ng/mL 34 (64.2) 46 (85.2)  
  1. Statistical significance is highlighted by bold font
  2. T depth of tumor, N lymph node, M distant metastasis, CEA carcino-embryonic antigen
  3. aTwo-sided chi-square test
  4. bGrade 1 and 2 stand for high or middle differentiated tumor, grade 3 stands for poorly differentiated tumor