NPPB and paraplegia: The algorithm showed that age, MECHVENT, chloride, BUN, anion gap, paraplegia, RDW, hyperlipidemia, SpO2, respiratory rate, cerebrovascular disease, HR, WBC, INR, MCHC, glucose, AIDS, MCV, NT-proBNP, calcium, RRT, and PTT were associated with an increased risk of death.