Fig. 1
From: Lung mechanics in type L CoVID-19 pneumonia: a pseudo-normal ARDS

Mechanical and Ventilation/Perfusion ratio variations in supine and prone positioning, just before decubitus change. CRS: Respiratory System Compliance; CL: Transpulmonary Compliance; A-aO2 gradient: alveolar-to-arterial oxygen gradient; EtCO2/paCO2 ratio: end-tidal CO2 to paCO2 ratio