Why the study?
Does acute oxygen administration alter cardiovascular hemodynamics in healthy adults?
Population
Healthy adults
Comparison
Acute oxygen administration for 1 hour vs Placebo
Design
RCT, randomised, placebo-controlled
Follow-up
1 hour
Authors
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Acute oxygen alters hemodynamics even in healthy adults; challenges neutrality assumptions and extends restrictive-use recommendations.
Does acute oxygen administration alter cardiovascular hemodynamics in healthy adults?
Acute oxygen administration in healthy adults causes significant hemodynamic changes, including increased systemic vascular resistance and blood pressure, with decreased heart rate and cardiac index.
Waring et al. (2003) studied this question.
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