Table I.

General parameters of patients (preoperative).

Group	Sex (male/female)	Age (years)	HR (per min)	MAP (mm Hg)	AST (µmol/l)	ALT (µmol/l)	TBIL (µmol/l)
Control	17/13	54.87±3.76	82.95±7.28	87.54±10.29	41.28±11.39	47.13±12.84	15.24±7.93
Experimental	15/15	53.43±4.12	84.26±7.15	88.78±9.53	39.52±12.63	45.21±11.83	15.87±8.44
P-Value	P>0.05	P>0.05	P>0.05	P>0.05	P>0.05	P>0.05	P>0.05

HR, heart rate; MAP, mean arterial pressure; AST, aspartate aminotransferase; ALT, alanine aminotransferase; TBIL, total bilirubin.