Table 5.

Comparison of plasma concentration of TNF-α and SP in each group at 28 day ($\overline{x}\pm s$).

Group	n	TNF-α (pg/ml)	SP (pg/ml)
Control	7	29.94 ± 32.11	114.86 ± 58.77
Model	8	76.24 ± 39.74∗	85.34 ± 44.63
taVNS	8	49.88 ± 29.70	84.34 ± 54.84
EA	7	25.16 ± 26.99##	124.08 ± 45.24

^∗ P < 0.05, vs. the control group; ^##P < 0.01, vs. the model group.