A crossover study of short burst oxygen therapy (SBOT) for the relief of exercise-induced breathlessness in severe COPD

Abstract

BACKGROUND Previous small studies suggested SBOT may be ineffective in relieving breathlessness after exercise in COPD. METHODS 34 COPD patients with FEV1 <40% predicted and resting oxygen saturation ≥93% undertook an exercise step test 4 times. After exercise, patients were given 4 l/min of oxygen from a simple face mask, 4 l/min air from a face mask… (More)
DOI: 10.1186/1471-2466-11-23

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