Table 3: Final multivariate Cox-regression model for the effect of SBP below 115 mmHg on 6-month HF death after an acute HF episode, according to DM.

Non-diabetics HR (95% CI)p valueDiabetics HR (95% CI)p value

SBP < 115 mmHg2.94 (1.49–5.79)0.0021.11 (0.52–2.37)0.80
Arterial hypertension history0.71 (0.35–1.43)0.340.53 (0.24–1.17)0.12
Atrial fibrillation history2.74 (1.32–5.69)0.0071.50 (0.74–3.04)0.26
BNP (per 100 pg/mL)1.02 (1.01–1.03)0.0011.02 (1.01–1.03)0.001
Anaemia 1.93 (0.87–4.31)0.112.04 (0.89–4.67)0.09
Total cholesterol <125 mg/dL1.22 (0.57–2.59)0.611.51 (0.76–3.01)0.24
Beta-blocker 0.86 (0.42–1.78)0.690.39 (0.20–0.78)0.007
ACEi and/or ARB0.52 (0.26–1.06)0.070.40 (0.20–0.81)0.01

ACEi: angiotensin converting enzyme inhibitor; ARB: angiotensin II receptor 1 blocker; BNP: B-type natriuretic peptide; CI: confidence interval; HR: hazard ratio; SBP: systolic blood pressure.