The changing rate of symptom and physical signs and syndrome were ( 37.04 + / - 32.68 ) % and ( 22.85 + / - 29.95 ) % in the group A , and were ( 47.29 + / - 22.08 ) % and ( 23.89 + / - 22.53 ) % in the group B , respectively , without significant difference in comparison between the two groups ( all P > 0.05 ) .