The life signs, clinical symptoms and ECG were compared before and after treatment in these three groups. The laboratory indies were determined.

• 治疗前后对三组患儿生命体征、临床体征、心电图的变化进行分析,并检测相关实验室指标:心肌酶谱 (AST,LDH,CK,CK-MB,a-HBDH),超氧化物歧化酶,谷胱甘酞氧化酶,丙二醛等对三组进行分析。