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Congestive heart failure in the elderly: comparison between reduced ejection fraction and preserved ejection fraction
Hajime Satomura1, Hiroshi Wada, Kenichi Sakakura
1Division of Cardiovascular Medicine, Department of Integrated Medicine I, Saitama Medical Center, Jichi Medical University, Saitama, Japan.
Journal of Cardiology
|January 24, 2012
Summary
Anemia is a key risk factor for heart failure with preserved ejection fraction (HFPEF) in patients over 80. Long-term outcomes for HFPEF in this age group are similar to those with reduced ejection fraction (HFREF).
Area of Science:
- Cardiology
- Geriatrics
- Internal Medicine
Background:
- Limited understanding of clinical features and prognosis for very elderly patients with heart failure with preserved ejection fraction (HFPEF).
- Need to compare HFPEF with heart failure with reduced ejection fraction (HFREF) in patients over 80.
Purpose of the Study:
- To compare clinical features and outcomes of HFPEF versus HFREF in patients aged 80 years and older.
- To identify risk factors associated with HFPEF in the very elderly population.
Main Methods:
- Retrospective analysis of 113 patients over 80 admitted for heart failure between 2006 and 2009.
- Evaluation of clinical characteristics, laboratory data, and echocardiography parameters.
Main Results:
- Nearly half (49%) of the patients presented with preserved left ventricular ejection fraction (HFPEF).
- Anemia identified as a significant risk factor for HFPEF in this cohort.
- No significant difference in long-term outcomes between HFPEF and HFREF groups.
Conclusions:
- Anemia is an important risk factor for developing HFPEF in very elderly individuals.
- Clinical outcomes for HFPEF in the very elderly are comparable to those with HFREF.
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