Model fit characteristics
| Model | AUC | AIC | BIC | Hosmer-Lemeshow p values |
| Model 1: age | 0.70 | 558.4 | 568.6 | 0.18 |
| Model 2: age+NT-proBNP | 0.74 | 540.5 | 555.9 | 0.94 |
| Model 3: age+NT-proBNP+vWF | 0.75 | 530.0 | 550.5 | 0.06 |
| Model 4: age+NT-proBNP+vWF+fetuin-A | 0.76 | 530.4 | 556.0 | 0.44 |
AIC, Akaike information criterion; AUC, area under the curve; BIC, Bayesian information criterion; NT-proBNP, N-terminal pro-B-type natriuretic peptide; vWF, von Willebrand factor.