CRP and pneumonia: Therefore, a logistic regression analysis was repeated using parameters clinically associated with mortality, including age, APACHE II score, NRS-2002 score, albumin, ALT, AST, creatinine, lactate, CRP, calcium, magnesium, uric acid, leukocytes, Red blood cell distribution width (RDW-CV), MV need, respiratory failure, sepsis/septic shock, acute kidney failure, pneumonia, malignancy, and congestive heart failure.