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May 21, 2010ENLIGHTEN (Jurnal Bimbingan dan Konseling Islam)Open Access

Exercise Training for Systolic Heart Failure: Cochrane Systematic Review and Meta-Analysis

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Why the study?

Does exercise training improve clinical events and health-related quality of life in patients with systolic heart failure?

Population

19 RCTs pooling 3647 patients with systolic heart failure

Comparison

Exercise training vs Usual care

Design

Meta-analysis

Follow-up

minimum 6 months

Key result

Exercise training reduced heart failure-related hospitalizations (RR 0.72; 95% CI 0.52-0.99) and improved quality of life compared with usual care in systolic heart failure patients.

Authors

EDEdward J. DaviesTMT MoxhamKRKaren Rees

Discussion

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Overview

Supports exercise training in systolic HF to reduce hospitalizations and improve QoL; reinforces consensus from randomized trials.

Key Points

  • To determine the effect of exercise training compared with usual care on clinical events and health-related quality of life in patients with systolic heart failure.
  • Systematic search of databases including Medline, EMBASE, and the Cochrane Library up to January 2008 for randomized controlled trials with a minimum follow-up of 6 months.
  • Identified and analyzed 19 randomized controlled trials encompassing 3,647 patients, primarily male, NYHA class II-III, and with a left ventricular ejection fraction of <40%.
  • Exercise training significantly reduced heart failure-related hospitalizations (relative risk: 0.72, 95% CI: 0.52 to 0.99) compared with usual care.
  • Health-related quality of life improved with exercise therapy (standardized mean difference: -0.63, 95% CI: -0.80 to -0.37), with no significant difference observed in short- or longer-term all-cause mortality or overall hospital admissions.

Study Design

Type

Meta-Analysis (n=3,647)

Structured PICO

Does exercise training improve clinical events and health-related quality of life in patients with systolic heart failure?

P
Population
19 RCTs pooling 3647 patients with systolic heart failure (majority male, low-to-medium risk, NYHA class II-III, LVEF <40%)
I
Intervention
Exercise training
C
Comparator
Usual care
O
Outcome
Clinical events (all-cause mortality, overall hospital admissions, heart failure-related hospitalizations) and health-related quality of life (HRQoL)

Main Result

Effect estimate: RR 0.72 (95% CI 0.52-0.99)

Exercise training in patients with systolic heart failure reduces heart failure-related hospitalizations and improves health-related quality of life, though it does not significantly affect all-cause mortality.

Limitations

  • Lack of high-quality evidence in community-based settings, severe heart failure patients, elderly people, and women
  • Lack of evidence in community-based settings
  • Lack of evidence in more severe heart failure patients, elderly people, and women

Cite This Study

Davies et al. (2010) conducted a meta-analysis in Systolic heart failure (n=3,647). Exercise training vs. Usual care was evaluated on Heart failure-related hospitalizations (RR 0.72, 95% CI 0.52-0.99). Exercise training reduced heart failure-related hospitalizations (RR 0.72; 95% CI 0.52-0.99) and improved quality of life compared with usual care in systolic heart failure patients.

synapsesocial.com/papers/6a132fc3acfaeeaab393472bhttps://doi.org/10.1093/eurjhf/hfq056
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Exercise Training for Heart Failure Patients with and without Systolic Dysfunction: An Evidence-Based Analysis of How Patients Benefit2010 · 42 citations
  2. 2Exercise-based rehabilitation for heart failure: systematic review and meta-analysis2015 · 290 citations
  3. 3The Role of Exercise in Heart Failure2013 · 2 citations
  4. 4Effects of Exercise Training on Cardiac Performance, Exercise Capacity and Quality of Life in Patients with Heart Failure: A Meta-Analysis2006 · 308 citations
  5. 5Exercise Training in Patients with Heart Failure A Randomized, Controlled Trial1996 · 234 citations