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Table 2 Association of clinicopathological parameters and β-catenin expression

From: PROX1 and β-catenin are prognostic markers in pancreatic ductal adenocarcinoma

β-catenin expression
  Low (0–1) High (2–3)  
n(%) 53 (34.6) 100 (65.4) p-value
Age, years    
  < 65 28 (52.8) 48 (48.0) 0.613
  ≥ 65 25 (47.2) 52 (52.0)  
Gender    
 Male 32 (60.4) 52 (52.0) 0.394
 Female 21 (39.6) 48 (48.0)  
T    
 1 3 (5.7) 8 (8.0) 0.602
 2 14 (26.4) 26 (26.0)  
 3 34 (64.2) 65 (65.0)  
 4 2 (3.8) 1 (1.0)  
N    
 0 15 (28.3) 32 (32.0) 0.714
 1 38 (71.7) 68 (68.0)  
Stage (WHO)    
 IA 3 (5.7) 6 (6.0) 0.590
 IB 6 (11.3) 12 (12.0)  
 IIA 5 (9.4) 14 (14.0)  
 IIB 37 (69.8) 67 (67.0)  
 III 2 (3.8) 1 (1.0)  
Lymph node ratio    
  < 20 % 40 (75.5) 77 (78.6) 0.687
  ≥ 20 % 13 (24.5) 21 (21.4)  
 Missing   2  
Grade    
 1 5 (10.9) 17 (19.8) 0.025
 2 29 (63.0) 60 (69.8)  
 3 12 (26.1) 9 (10.5)  
 Missing 7 14  
Perineural invasion    
 Yes 34 (77.3) 66 (77.6) 1.000
 No 10 (22.7) 19 (22.4)  
 Missing 9 15  
Perivascular invasion
 Yes 19 (43.2) 24 (30.0) 0.169
 No 25 (56.8) 56 (70.0)  
 Missing 9 20  
  1. Fischer exact-test was used for 2×2 tables and linear-by-linear association test for tables with more than two rows. Missing data excluded from the analyses
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