Figure 2. Mean levels of 25(OH)D in I, II, III, IV classes as compared to mean levels of 25(OH)D in class V.

Although for both PSI risk groups IV and V patients, the management is the admission of the patient and treatment with antibiotics and monitoring, class V is associated with the greatest mortality risk compared to classes I, II, III, and V.

* p<0.05

PSI: pneumonia severity index