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Heart failure therapy in diabetic patients-comparison with the recent ESC/EASD guideline
Frank Edelmann1, Rolf Wachter, Hans-Dirk Düngen
1Department of Cardiology and Pneumology, University of Göttingen, Göttingen, Germany. fedelmann@med.uni-goettingen.de
Insights
Diabetic patients with heart failure and preserved ejection fraction (HFNEF) received less heart failure medication and had poorer blood pressure control compared to those with reduced ejection fraction (SHF). Diabetic SHF patients were less likely to receive aldosterone receptor blockers.
Area of Science:
- Cardiology
- Endocrinology
- Pharmacology
Background:
- Heart failure (HF) management differs between patients with preserved ejection fraction (HFNEF) and reduced ejection fraction (SHF).
- Diabetes mellitus is a significant comorbidity impacting HF prognosis and treatment.
- Limited data exists on comparative HF therapies in diabetic patients stratified by ejection fraction.
Purpose of the Study:
- To compare the utilization of heart failure therapies in diabetic patients with HFNEF versus SHF.
- To assess blood pressure control and medication adherence across diabetic HF subgroups.
Main Methods:
- A meta-analysis of 9 studies involving 3304 heart failure patients.
- Subgroup analysis of 711 patients with HFNEF (ejection fraction ≥ 50%) and 994 diabetic patients.
- Comparison of ACE inhibitor/ARB, beta-blocker, and aldosterone receptor blocker (ARB) prescription rates.
Main Results:
- Diabetic HFNEF patients were less likely to receive ACE inhibitors, ARBs, or beta-blockers and had poorer blood pressure control than diabetic SHF patients.
- Diabetic HFNEF patients were more likely to receive these therapies compared to non-diabetic HFNEF patients.
- Diabetic SHF patients were less likely to receive aldosterone receptor blockers, with increased diabetes severity decreasing prescription probability.
Conclusions:
- Diabetic patients with HFNEF experience suboptimal medical management and poorer blood pressure control compared to diabetic SHF patients.
- Diabetic SHF patients face barriers in receiving aldosterone receptor blocker therapy, irrespective of renal function.
Background:
To assess heart failure therapies in diabetic patients with preserved as compared to impaired systolic ventricular function.
Methods:
3304 patients with heart failure from 9 different studies were included (mean age 63 ± 14 years); out of these, 711 subjects had preserved left ventricular ejection fraction (≥ 50%) and 994 patients in the whole cohort suffered from diabetes.
Results:
The majority (>90%) of heart failure patients with reduced ejection fraction (SHF) and diabetes were treated with an ACE inhibitor (ACEi) or angiotensin receptor blocker (ARB) or with beta-blockers. By contrast, patients with diabetes and preserved ejection fraction (HFNEF) were less likely to receive these substance classes (p < 0.001) and had a worse blood pressure control (p < 0.001). In comparison to patients without diabetes, the probability to receive these therapies was increased in diabetic HFNEF patients (p < 0.001), but not in diabetic SHF patients. Aldosterone receptor blockers were given more often to diabetic patients with reduced ejection fraction (p < 0.001), and the presence and severity of diabetes decreased the probability to receive this substance class, irrespective of renal function.
Conclusions:
Diabetic patients with HFNEF received less heart failure medication and showed a poorer control of blood pressure as compared to diabetic patients with SHF. SHF patients with diabetes were less likely to receive aldosterone receptor blocker therapy, irrespective of renal function.
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