本研究显示：急危重症患者多发为中青年，而且死亡率极高！

This research shows that: the critical patients are mostly middle-aged and young, but the mortality rate is quite high.

结论人工机械通气是救治危重症哮喘唯一有效的方法。

Conclusion Artificial controlled mechanical ventilation is an effective method to treat severe asthma.

目的：探讨连续性血液净化治疗（CBP）对ICU危重症患者的治疗价值。

Objective To study the value of CBP used for critically ill patient in ICU.