Table IV.

Comparison of sputum supernatant levels of cytokines (x±s) after 6 months of treatment.

Group	n	IL-2 (pg/L)		IL-4 (ng/L)		TNF-α (ng/L)		IFN-γ (ng/L)
		Pre-treatment	Post-treatment	Pre-treatment	Post-treatment	Pre-treatment	Post-treatment	Pre-treatment	Post-treatment
Tα1	60	163.4±34.7	108.0±24.1	189.85±122.64	64.22±42.27	552.12±261.23	123.45±102.56	6.03±2.78	22.26±4.19
Control	60	158.3±31.8	75.1±19.1	190.87±124.65	127.83±135.67	546.78±256.89	241.23±189.9	5.97±3.11	12.45±4.55
t		0.702	6.771	0.045	3.438	0.112	4.190	0.110	12.182
P		>0.05	<0.001	>0.05	<0.001	>0.05	<0.001	>0.05	<0.001