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Fig. 1 | Annals of Intensive Care

Fig. 1

From: Use of airway pressure-based indices to detect high and low inspiratory effort during pressure support ventilation: a diagnostic accuracy study

Fig. 1

Offline analyses of inspiratory effort using the total respiratory muscle pressure–time product (A), the negative airway pressure generated during the first 100 ms (P0.1) and the maximal negative swing of airway pressure (∆Pocc) against an end-expiratory airway occlusion (B), and pressure muscle index (PMI) induced by an end-inspiratory airway occlusion (C). Paw airway pressure, Pes esophageal pressure, Pmus pressure generated by respiratory muscle during inspiration

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