The PaO2/FiO2 is a weak predictor of mortality for critically ill patients: limitations of an easy-to-calculate score.

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Title: The PaO2/FiO2 is a weak predictor of mortality for critically ill patients: limitations of an easy-to-calculate score.
Authors: Fernandes SM; Clínica Universitária de Medicina Intensiva, Faculdade de Medicina, Universidade de Lisboa, Lisboa, Portugal., Sweeney RM; Regional Intensive Care Unit, Royal Victoria Hospital - Belfast, Northern Ireland., Pereira JG; Intensive Care Department, Hospital Vila Franca Xira - Vila Franca Xira, Portugal.
Source: Critical care science [Crit Care Sci] 2026 Mar 30; Vol. 38, pp. e20260399. Date of Electronic Publication: 2026 Mar 30 (Print Publication: 2026).
Publication Type: Editorial
Journal Info: Publisher: Associação de Medicina Intensiva Brasileira Country of Publication: Brazil NLM ID: 9918627781706676 Publication Model: eCollection Cited Medium: Internet ISSN: 2965-2774 (Electronic) Linking ISSN: 29652774 NLM ISO Abbreviation: Crit Care Sci Subsets: MEDLINE; In Process
Database: MEDLINE Ultimate
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  Data: <searchLink fieldCode="AU" term="%22Fernandes+SM%22">Fernandes SM</searchLink>; Clínica Universitária de Medicina Intensiva, Faculdade de Medicina, Universidade de Lisboa, Lisboa, Portugal.<br /><searchLink fieldCode="AU" term="%22Sweeney+RM%22">Sweeney RM</searchLink>; Regional Intensive Care Unit, Royal Victoria Hospital - Belfast, Northern Ireland.<br /><searchLink fieldCode="AU" term="%22Pereira+JG%22">Pereira JG</searchLink>; Intensive Care Department, Hospital Vila Franca Xira - Vila Franca Xira, Portugal.
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  Data: <searchLink fieldCode="JN" term="%229918627781706676%22">Critical care science</searchLink> [Crit Care Sci] 2026 Mar 30; Vol. 38, pp. e20260399. <i>Date of Electronic Publication: </i>2026 Mar 30 (<i>Print Publication: </i>2026).
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      – TitleFull: The PaO2/FiO2 is a weak predictor of mortality for critically ill patients: limitations of an easy-to-calculate score.
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              Text: 2026 Mar 30
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