Table 2.

Comparison of IL-6 and TNF- α ($\overline{x}\pm s$, pg/ml).

Group	N	IL-6		TNF-α
		Before treatment	After treatment	Before treatment	After treatment
Control group	30	1426.94 ± 84.29	1294.44 ± 35.33	255.69 ± 12.43	222.59 ± 17.33
Research group	30	1428.77 ± 83.56	1102.56 ± 34.22	256.49 ± 12.34	192.84 ± 13.66
t		0.084	21.367	0.250	7.384
P		>0.05	<0.01	>0.05	<0.01