NPPB and diabetes mellitus: In the fully adjusted model, diabetes and a higher level of NT-proBNP were independently associated with MACCEs risk (HR 1.42, 95% CI: 1.20–1.68; HR 1.72, 95% CI: 1.40–2.11) and all-cause mortality (HR 1.37, 95% CI: 1.05–1.78; HR 2.80, 95% CI: 1.89–4.17).