Key result
Cuff inflation during exercise recovery did not significantly change the half-time of ventilation recovery in heart failure patients (175±54 vs 176±40 s) or normal subjects.
Why the study?
Does cuff inflation during exercise recovery alter ventilation recovery kinetics in patients with heart failure?
Does cuff inflation during exercise recovery alter ventilation recovery kinetics in patients with heart failure?
p-value: p=not significant
Muscle metaboreceptor activation does not appear to play a role in exertion hyperventilation in patients with heart failure.
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Muscle metaboreceptor activation unlikely to mediate exertional hyperventilation in HF; leaves open alternative mechanisms for delayed ventilation recovery.
Francis et al. (1999) studied chronic heart failure (n=30). Cuff inflation around the arms or thighs during recovery vs. Exercise recovery without cuff inflation was evaluated on Half-time of ventilation recovery (p=not significant). Cuff inflation during exercise recovery did not significantly change the half-time of ventilation recovery in heart failure patients (175±54 vs 176±40 s) or normal subjects.
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