CRP and susceptibility to pneumonia measurement: Among the possible effects of the disease, the PO2/FiO2 resulted in being lower (median: 275 mmHg; IQR: 199–343 mmHg) in the pneumonia group while IL-6 (median: 25.6 pg/mL; IQR: 8.1–78.3 pg/mL), CRP (median: 53.3 mg/dL; IQR: 23.7–103.4 mg/dL), admission to ICU (31.5%), and death (25.7%) were higher in the pneumonia group.