Results: There was a significant difference between both groups in improvement of blood gas, controlled clinical symtoms, decreased used time of respirator, raised therapeutical effective rate, decreased incidence of complications in nerve system and ischemic cardiac muscle damage. 结果:治疗组在改善血气、控制临床症状、减少呼吸机使用时间、提高治疗有效率、减少神经系统及缺血性心肌损害并发症的发生等方面,与对照组差异明显。