Table 5.

Comparisons in Peripheral Blood IFN-γ (x̄±s)

Group	Cases	Time	IL-4(ng/ml)	IFN^(pg/ml)
		Before	1.643±0.652	150.369±34.146
Control Group	42	After	1.336±0.433*	164.736±33.088*
		Before	1.634±0.853	142.651±42.292
Treatment Group	42	After	1.072±0.555* Δ	181.977±41.937* Δ

Note:comparisons between groups,

^*P<0.05, compared with control group,

^ΔΡ<0.05.