Among 102 chronic obstructive pulmonary disease (COPD) patients with acute respiratory failure 48 patients died, a mortality of 47.1%.

经机械呼吸治疗的慢性阻塞性肺疾病(COPD)呼吸衰竭102例中死亡48例，病死率47.1%。

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Among 102 chronic obstructive pulmonary disease (COPD) patients with acute respiratory failure 48 patients died, a mortality of 47.1%.

经机械呼吸治疗的慢性阻塞性肺疾病(COPD)呼吸衰竭102例中死亡48例，病死率47.1%。

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