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[Effect of converting enzyme inhibitors in cardiac insufficiency mortality in the elderly]
Kirancumar1, R P dos Reis, J F Correia
1Serviço de Cardiologia, Hospital Pulido Vante, Lisboa.
Insights
Angiotensin-converting enzyme (ACE) inhibitors significantly reduced mortality in elderly patients with congestive heart failure during the first year of treatment. Long-term benefits beyond one year were not statistically significant in this study.
Area of Science:
- Cardiology
- Pharmacology
Context:
- Congestive heart failure (CHF) affects aged populations.
- Treatment options for CHF require ongoing evaluation.
- Retrospective studies offer insights into therapeutic efficacy.
Purpose:
- To evaluate the impact of angiotensin-converting enzyme (ACE) inhibitors on mortality in elderly patients with congestive heart failure.
- To compare outcomes between patients receiving ACE inhibitors and those on conventional therapy.
Summary:
- This retrospective study analyzed two groups of elderly CHF patients: one treated with ACE inhibitors and another with conventional therapy, both receiving diuretics and digitalis.
- While ACE inhibitor use showed a statistically significant reduction in mortality at year one, this effect did not persist to years two and three.
- The findings align with broader clinical trial data on ACE inhibitors in heart failure populations.
Impact:
- Provides evidence on the short-term mortality benefit of ACE inhibitors in a specific elderly CHF cohort.
- Highlights the need for further research into long-term efficacy and optimal management strategies for elderly CHF patients.
- Informs clinical practice regarding the initial benefits and potential limitations of ACE inhibitors in this demographic.
Abstract:
In a retrospective study we analyse two populations of aged patients in congestive heart failure, one treated with ACE inhibitors other not and the other with conventional therapy. Both populations received the same medication (diuretics and digitalis) and are equivalent in age, sex distribution, NYHA functional class and echocardiographic left ventricular parameters. Comparing the mortality of the two populations at the first, second and third year of follow-up, a statistically significant reduction in mortality was found on the ACE inhibitors treated population, at the first year. However, this reduction did not reach statistical significance at second and third years. The results are similar to trials in which the effects of ACE inhibitors are studied on general populations in heart failure.