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Annals of Intensive Care
Fig. 2 | Annals of Intensive Care

Fig. 2

From: Inhaled nitric oxide in patients with acute respiratory distress syndrome caused by COVID-19: treatment modalities, clinical response, and outcomes

Fig. 2

Median relative change from baseline in ratio of partial oxygen pressure in arterial blood to fraction of inspired oxygen. D0, D1, D2, and D3 denote baseline, the first, second, and third day of inhaled nitric oxide administration, respectively; boxes represent median values and bars represent interquartile ranges; PaO2, partial oxygen pressure in arterial blood; FiO2, fraction of inspired oxygen

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