Table 1.

Analysis of establishment of models

Group	Warm ischemia time (min)	Anhepatic phase (min)	Operative duration for biliary external drainage (min)	1-wk survival rate (%)
I	3.1 ± 0.5	18.1 ± 1.2	6.2 ± 1.2	100
II	3.0 ± 0.4	17.6 ± 1.5	7.1 ± 1.4	100
III	3.3 ± 0.3	18.5 ± 1.1	6.7 ± 1.6	90
IV	3.2 ± 0.5	17.9 ± 1.7	6.5 ± 2.0	60