Table 1. Postoperative serum albumin and ALT concentrations.

	Day 2	Day 7	Day 14	Day 28
Alb (g/dL)
The PH group	2.9±0.3	3.2±0.1	3.3±0.2	3.3±0.3
The PVA group	3.4±0.1*	3.6±0.3*	3.5±0.1*	3.4±0.3
The control group	3.0±0.3	3.1±0.2	3.4±0.1	3.3±0.3
ALT (U/L)
The PH group	212±53†	68±31	56±15	50±17
The PVA group	232±61†	72±29	63±13	49±14
The control group	101±13	56±17	50±8	51±10

NOTE: n  =  5. Data expressed as mean ± SD. Alb: albumin; ALT: alanine aminotransferase. *P < 0.05 versus the PH group and the control group, ^†P < 0.05 versus the control group.