NPPB and dementia: In a multivariate model adjusting for age, BMI, dementia, IL-8, and NT-proBNP, only NT-proBNP (HR = 1.01 per 100 ng/mL (CI 95% 1.00–1.02), p = 0.05) and BMI (HR 0.92 (CI 95% 0.85–1.00), p = 0.05) were associated with one-year mortality.