Background Early warning systems (EWS) used across the world typically assign a fixed number of points to patients receiving supplemental oxygen, regardless of amount. This ordinal binary approach may ...
PaO2/FiO2 ratio and NT-proBNP were assessed at baseline, 24 hours, 3 days, and 7 days, while mPAP was measured at baseline, 24 hours, and 7 days. Safety endpoints included mortality, hemodynamic ...
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