The scores of symptom-sign in the two groups were reduced after treatment ( 10.14 + / - 1.95 vs 2.12 + / - 40.32 , 10.30 + / - 1.82 vs 3.21 + / - 0.28 , both P < 0.01 ) , but there was no statistically significant difference between two groups after treatment ( P > 0.05 ) .