Methods: This observational cohort study, in a university hospital surgical intensive care unit (ICU), included 312 consecutive patients with an estimated ICU length of stay more than 48 h.

方法：在大学医院外科重症监护病房(icu)进行了此项观察性对照研究，包括了312名估计在ICU治疗超过48小时的患者。

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Methods: This observational cohort study, in a university hospital surgical intensive care unit (ICU), included 312 consecutive patients with an estimated ICU length of stay more than 48 h.

方法：在大学医院外科重症监护病房(icu)进行了此项观察性对照研究，包括了312名估计在ICU治疗超过48小时的患者。

youdao