NPPB and diabetes mellitus: When further stratified by glycemic control, among patients with elevated NT-proBNP (≥ 336 pg/ml), the adjusted HRs of MACCEs were 2.62 (95% CI: 1.77–3.89) and 2.72 (95% CI: 1.84–4.02) for diabetes with HbA1c < 7% and HbA1c ≥ 7%, respectively.