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. 2022 Apr 22;100:110–118. doi: 10.1016/j.ejim.2022.04.012

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© 2022 European Federation of Internal Medicine. Published by Elsevier B.V. All rights reserved.

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Fig 4 — Upper part: correlation analysis between minute ventilation and ΔPes (inspiratory effort). Lower pan: correlation analysis between minute ventilation and ΔPL_Cym. (HFNC; High flow nasal cannula, CPAP; continuous positive airway pressure, NIV; non invasive mechanical ventilation. Ve= minute ventilation, ΔPes = tidal change in oesophageal pressure. ΔPL_Dym = Dynamic tidal change in transpulmonary pressure).