Review
Copyright ©The Author(s) 2015.
World J Surg Proced. Mar 28, 2015; 5(1): 41-57
Published online Mar 28, 2015. doi: 10.5412/wjsp.v5.i1.41
Table 1 Randomized controlled trial comparing conventional technique with venovenous bypass and piggyback technique
VariableConventionalPiggybackP-value
n3433
Age46.5 (24-73)48 (18-66)0.831
Child-Pugh Score0.931
A55
B2119
C89
Anesthesia time (min) median (range)795 (540-1115)690 (510-1140)0.162
Operative time (min) median (range)647 (420-925)600 (370-960)0.270
Graft cold ischemia time (min) median (range)536 (261-900)497 (330-930)0.205
Duration of mechanical ventilation (min) median (range)712 (200-8070)650 (0-26555)0.429
Length of hospital stay (d) median (range)15.5 (6-72)17.0 (10-45)0.846
Operative mortality (30 d)01.3%1.000
Red blood cells (units) median (range)5.5 (0-34)5.0 (0-35)0.940
Fresh frozen plasma (units) median (range)22.5 (0-84)19.0 (0-82)0.890
Platelet concentrate (units) median (range)9.5 (0-40)0.0 (0-30)0.209
Aferesis platelet concentrate (units) median (range)0.0 (0-3)1.0 (1-10)0.486
Crystalloid solution1.5 (0-7.5)1.5 (0-10)0.985