Applied physiology, nutrition, and metabolism = Physiologie appliquee, nutrition et metabolismeHumansFemaleMaleCardiac OutputNitrous Oxide
Measurement error of cardiac output determined by nitrous oxide rebreathing and impedance cardiography in healthy adults.
Devin G McCarthy, Gabriel S Romano, Johan S Thiessen, Tanvir S Matharu, Jamie F Burr, Philip J Millar
Published: 202510.1139/apnm-2025-0234
Abstract
Cardiac output (Q̇) is a fundamental physiological variable but remains challenging to measure. Exercise Q̇ is commonly measured by inert gas rebreathing using acetylene or nitrous oxide (Q̇N2O-IGR) and impedance cardiography (Q̇IC), but device measu…
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