Table 2.

The levels of IL-6 and TNF-α before and after surgery

	Cases size (n)	IL-6 (ng/L)		TNF-α (ng/L)
		Before surgery	After surgery	Before surgery	After surgery
Dex group	87	49.44 ± 9.25#	69.04 ± 12.14*,**	45.28 ± 8.99#	64.82 ± 9.71*,**
Control group	61	51.02 ± 10.49	86.48 ± 13.51*	46.20 ± 9.42	75.74 ± 10.39*

^* P < 0.05 vs before surgery;

^** P < 0.05 vs control group;

^# P > 0.05 vs control group.