CPPPPPNPPp-value
PSI IV-V (%)767137<0.01
Pulmonary complications, (%)341419<0.01
Extrapulmonary complications, (%)342222<0.01
ICU admission (%)301518<0.01
Time to clinical stability, days7.75.45.4<0.01
Length of stay, median days977<0.05
1-month Mortality, (%)13.65.39.7<0.01