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Table 1 Preoperative and operative relative factors

From: Prognosis of liver transplantation: Does postoperative ileus matter?

  Over all (n = 293) Ileus (n = 68) Non-ileus (n = 225) P value
Preoperative characteristics
 Age (years) 48.0 (40.00–55.00) 48.0 (37.00–54.75) 47.9 ± 10.08 0.676
 Male 224.0 (76.50%) 53.0 (77.90%) 171.0 (76.00%) 0.741
 BMI (kg/m2) 22.5 (20.76–24.47) 22.6 ± 3.19 22.3 (20.76–24.39) 0.952
 History of abdominal surgery 75.0 (25.60%) 20.0 (29.40%) 55.0 (24.40%) 0.411
 Hepatic encephalopathy 33.0 (11.30%) 7.0 (10.30%) 26.0 (11.60%) 0.773
 Portal hypertension 197.0 (67.20%) 47.0 (69.10%) 150.0 (66.70%) 0.706
 Pleural fluid or ascites 143.0 (48.80%) 31.0 (45.60%) 112.0 (49.80%) 0.545
 Child–Pugh 10.0 (9.00–11.00) 10.0 (8.00–11.00) 10.0 (9.00–11.00) 0.289
 MELD score 15.0 (11.00–23.00) 14.5 (10.00–19.75) 16.0 (11.50–23.00) 0.058
 Albumin (g/L) 36.8 (32.90–42.20) 36.7 ± 6.57 37.0 (32.95–42.25) 0.432
 Total bilirubin (umol/L) 44.8 (25.05–135.40) 44.8 (22.30–98.40) 44.8 (26.10–168.35) 0.363
 Serum creatinine (umol/L) 56.0 (46.00–67.00) 57.0 (45.50–75.00) 55.0 (46.00–66.00) 0.370
 Preoperative lactic acid 1.5 (1.10–1.90) 1.5 (1.00–2.00) 1.4 (1.10–1.90) 0.725
 Atiology of liver disease
  Chronic hepatitis B 136.0 (46.40%) 34.0 (50.00%) 102.0 (45.30%) 0.499
  Primary hepatic carcinoma 92.0 (31.40%) 18.0 (26.50%) 74.0 (32.90%) 0.318
  Chronic hepatitis C 12.0 (4.10%) 1.0 (1.50%) 11.0 (4.90%) 0.370
  Alcoholic hepatitis 7.0 (2.40%) 1.0 (1.50%) 6.0 (2.70%) 0.910
  Autoimmune hepatitis 7.0 (2.40%) 4.0 (5.90%) 3.0 (1.30%) 0.089
  Cholestatic Cirrhosis 7.0 (2.40%) 1.0 (1.50%) 6.0 (2.70%) 0.910
  Other 31.0 (10.60%) 9.0 (13.20%) 22.0 (9.80%) 0.417
Intraoperative factors
 Operation time (min) 365.0 (330.00–420.00) 377.0 ± 81.52 367.0 (330.00–420.00) 0.668
 Anhepatic phase (min) 50.0 (45.00–57.00) 51.4 ± 11.59 51.0 (45.00–57.00) 0.578
 Portal vein clamping time (min) 58.0 (52.50–65.00) 57.0 (52.00–65.50) 58.0 (53.00–65.00) 0.546
 Blood loss during operation (ml) 1000.0 (650–2000) 1000.0 (625–1600) 1000.0 (650–2000) 0.661
 Total infusion fluid (ml) 5660.0 (4735–6690) 5750.7 ± 1653.65 5700.0 (4780–6710) 0.385
 Intraoperative RBC transfusion (units) 8.0 (4.00–12.00) 8.0 (4.00–11.75) 8.0 (6.00–12.00) 0.167
 Intraoperative cryoprecipitate transfusion(units) 1200.0 (800–1600) 1000.0 (800.00–1550.00) 1200.0 (800.00–1600.00) 0.177
 Retention time of tracheal tube (hours) 7.2 (5.25–9.63) 7.3 (5.50–9.44) 7.2 (5.00–9.88) 0.917
 Length of SICU (days) 6.0 (5.00–10.00) 6.0 (5.00–9.50) 7.0 (5.00–10.00) 0.394
 Length of hospital stay (days) 19.0 (15.00–24.50) 19.5 (15.00–23.75) 19.0 (15.00–26.00) 0.947
 Anesthesia factors
  Propofol (mg) 1500.0 (1300.00–1820.00) 1500.0 (1200.00–1930.00) 1500.0 (1300.00–1800.00) 0.826
  Sufentanil (ug) 30.0 (30.00–40.00) 30.0 (30.00–40.00) 30.0 (30.00–40.00) 0.101
  Renifentanil (ug) 3000.0 (2517–3800) 3000.0 (2400–3956) 3000.0 (2600–3600) 0.773
  Sevoflurane (ml) 60.0 (50.00–80.00) 60.0 (50.00–70.00) 60.0 (50.00–80.00) 0.796
  Dexmedetomidine (ug) 120.0 (100.00–180.00) 111.0 (100.00–150.00) 120.0 (85.00–180.00) 0.881
  Etomidate (mg) 14.0 (10.00–16.00) 14.0 (11.25–16.00) 14.00 (10.00–16.00) 0.572