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Table 2 Jaundice relief by 5 Fr or 7 Fr nasobiliary catheter

From: Endoscopic nasobiliary drainage for obstructive jaundice using either a 5 Fr or 7 Fr catheter: a prospective, randomized trial

  5 Fr 7 Fr P
Total bilirubin (mg/dl)    
 Before biliary drainage (Day 0) 5.4 ± 0.5#1 5.8 ± 0.8 0.674
 After biliary drainage    
  Day 1 4.6 ± 0.6 4.2 ± 0.6 0.688
  Day 4 3.4 ± 0.5 2.9 ± 0.5 0.502
 Decreasing rate (%)#2 40.5 ± 4.2 53.0 ± 3.0 0.019
 Success rate#3 44 (88) 49 (98) 0.056
Alkaline phosphatase (IU/l)    
 Before biliary drainage (Day 0) 1262 ± 110 1356 ± 137 0.595
 After biliary drainage (Day 4) 927 ± 71 859 ± 82 0.536
 Decreasing rate (%) 20.3 ± 2.6 34.3 ± 2.1 <0.001
 Success rate 43 (86) 49 (98) 0.059
Gamma-glutamyl transpeptidase (IU/l)    
 Before biliary drainage (Day 0) 576 ± 51 723 ± 74 0.107
 After biliary drainage (Day 4) 387 ± 29 410 ± 46 0.677
 Decreasing rate (%) 23.2 ± 5.8 41.8 ± 2.0 0.004
 Success rate 46 (92) 50 (100) 0.117
Amount of bile drainage (ml/day) 338 ± 29.9 396 ± 42.0 0.267
  1. #1Mean ± standard error, #2Decreasing rate: (Day 0 - Day 4)/Day 0 × 100, #3Success rate: improved patients/all patients (%).