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Table 4 Rate of patients with preoperative elevated tumor marker CA19-9.

From: Tumor markers as a diagnostic key for hilar cholangiocarcinoma

Variable Group A
(CEA ≤ 14.4 ng/ml)
Group B
(CEA > 14.4 ng/ml)
p-value
N = 119 17  
CEA 3.3 ± 2.6 56 ± 62 0.0004
(Mean/±)    
CEA (ng/ml) 2.4 (0-14) 8.1 (0.5-60)  
(Mean/range)    
Mean survival 22 ± 26 14 ± 17 > 0.05
(Months/±)    
Median survival 11 (2 to 35) 8 (3 to 15)  
(Months/IQR)    
Nonresectable 35 (29%) 9 (53%) 0.008
  1. Mean and median survival of patients with CEA serum levels ≤ 14.4 ng/ml (Group a) vs.CEA > 14.4 ng/ml (Group B) in months. Rate of nonresectable tumor masses in group a and group B.
  2. (Data are means ± standard deviations, median and range or IQR respectively, p-value established by wilcoxon-test)