Why the study?
Does normobaric hyperoxia alter cardiac index in healthy awake volunteers?
Does normobaric hyperoxia alter cardiac index in healthy awake volunteers?
Normobaric hyperoxia causes a significant reduction in cardiac index and heart rate, alongside an increase in systemic vascular resistance in healthy volunteers.
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Normobaric hyperoxia may reduce cardiac index in healthy volunteers; leaves open relevance to patients with cardiovascular disease.
Harten et al. (2003) studied this question.
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