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Table 2 Recipient features peri- and intraoperatively and immunosuppression

From: Impact of abdominal drainage systems on postoperative complication rates following liver transplantation

Parameters Group 1 (open drainage) Group 2 (closed drainage) p value
Number of patients 56 200  
Liver transplantation technique  
 Piggyback technique 2 (4 %) 6 (3 %) 0.5 (ns)
 Retrohepatic caval resection 54 (96 %) 194 (97 %) 0.5 (ns)
Bile duct anastomosis
 End-to-end 24 (43 %) 97 (49 %) 0.6 (ns)
 Side-to-side 32 (57 %) 103 (51 %) 0.5 (ns)
T tube insertion (yes:no) 8:48 16:184 0.1 (ns)
Drain removal (postoperative day) 6 (4–13) 5 (5–11) 0.7 (ns)
Immunosuppression   
 Tacrolimus and MMF 38 (68 %) 140 (70 %) 0.8 (ns)
 Cyclosporin and MMF 11 (20 %) 52 (26 %) 0.8 (ns)
 Simulect 53 (95 %) 185 (92 %) 0.9 (ns)
Cold ischemia time (min) 512 (212–954) 528 (229–1098) 0.7 (ns)
Operative time (min) 362 (238–712) 358 (360–643) 0.9 (ns)
Intraoperative blood transfusion (units) 4 (0–31) 3.5 (0–23) 0.3 (ns)
Intraoperative platelet transfusion (units) 2 (0–6) 2.5 (0–7) 0.4 (ns)
Intraoperative plasma transfusion (units) 6 (2–29) 7 (1–31) 0.6 (ns)
  1. Values are expressed as median (range)
  2. Group 1 open-circuit drainage (Easy Flow Drain), Group 2 closed-circuit drainage (Robinson Drainage System)