Although the oxygenation index was applied in assessment of hypoxemia (12, 21), PaO2 requires an invasive operation and cannot be monitored in real time
Although the oxygenation index was applied in assessment of hypoxemia (12, 21), PaO2 requires an invasive operation and cannot be monitored in real time. were significantly higher in severe and critically ill patients than those in moderate patients. The levels of cytokines, including IL-6, IL2R, IL-8, and TNF-, were also higher in the critical patients. […]