Delivering effective, comprehensive, multi-exercise component cardiac rehabilitation (CR) for chronic heart failure
Alice Namanja1, Daston Nyondo2, Tendai Banda2
1Rehabilitation Sciences Department, Kamuzu University of Health Sciences, Blantyre Malawi.
Plos One
|May 24, 2024
Summary
This study shows that a hybrid exercise therapy program significantly improves cardiorespiratory fitness and exercise capacity in chronic heart failure patients. The integrated hospital and home-based approach is effective, even in resource-limited settings.
Area of Science:
- Cardiology
- Exercise Physiology
- Rehabilitation Medicine
Background:
- Cardiac Rehabilitation (CR) delivery and achieving treatment goals are challenging in developing countries like Malawi.
- Chronic heart failure (CHF) patients require effective management strategies to improve their quality of life.
Purpose of the Study:
- To assess the effects of an exercise training (ET) program on cardiorespiratory and functional capacity in CHF patients.
- To examine the effectiveness of a novel, hybrid CR delivery model integrating supervised hospital- and home-based caregiver approaches.
Main Methods:
- A 12-week randomized controlled trial involving 60 CHF participants (30 in ET group, 30 in standard care).
- The ET group received weekly supervised circuit-based exercise and twice-weekly home-based exercise.
- Outcome measures included resting hemodynamics, oxygen saturation, 6-minute walk distance (6MWD), and peak oxygen consumption (VO2 peak).
Main Results:
- The 12-week ET program significantly reduced resting hemodynamic measures (P < 0.05).
- The ET group demonstrated significantly greater improvements in 6MWD (103.6 vs. 13.9 m) and VO2 peak (3.0 vs. 0.4 ml·kg-1·min-1) compared to standard care (P < 0.001).
- These improvements in 6MWD and VO2 peak in favor of ET were sustained throughout follow-up.
Conclusions:
- A novel, hybrid ET-based CR program effectively improved exercise tolerance and cardiorespiratory fitness in patients with heart failure with preserved ejection fraction (HFpEF).
- The integrated hospital- and home-based approach proved effective in a resource-limited setting.
- This model offers a viable strategy for improving CR delivery in underserved regions.
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