Figure 4.

The PaO2/FiO2 ratio, PaCO2, PEEP, FiO2 values of the 61-year-old female patient (No. 1) during the prone positioning. This patient died of multiple organ failure (MOF) after refractory hypoxemia.

The PaO2/FiO2 ratio, PaCO2, PEEP, FiO2 values of the 61-year-old female patient (No. 1) during the prone positioning. This patient died of multiple organ failure (MOF) after refractory hypoxemia.