4 hours before surgery After surgery t P
FBGmmol∕L        
Placebo group 4.93 ± 0.59 9.32 ± 1.31 13.624 0.000
CHOD group 5.08 ± 0.50 7.64 ± 0.78 13.918 0.000
t 0.746 5.294    
P 0.392 0.026    
FINSU        
Placebo group 8.25 ± 1.62 30.72 ± 6.66 15.781 0.000
CHOD group 8.54 ± 1.89 16.72 ± 3.88 10.011 0.000
t 0.612 4.797    
P 0.438 0.034    
HOMA-IR        
Placebo group 1.82 ± 0.45 12.68 ± 3.13 16.318 0.000
CHOD group 1.90 ± 0.36 5.67 ± 1.40 14.190 0.000
t 0.698 9.646    
P 0.408 0.003    
ISI        
Placebo group 0.63 ± 0.41 0.41 ± 0.19 23.000 0.000
CHOD group 0.62 ± 0.31 0.48 ± 0.26 22.561 0.000
t 0.829 5.112    
P 0.367 0.029    
Table 2: Biochemical index.