Comparison of cardiac output estimates by bioreactance and inert gas rebreathing methods during cardiopulmonary exercise testing.
Nduka C OkwoseShakir ChowdhuryDavid HoughtonMichael I TrenellChristopher EggettMatthew BatesGuy A MacGowanDjordje G JakovljevićPublished in: Clinical physiology and functional imaging (2017)
Bioreactance and inert gas rebreathing methods show acceptable levels of agreement for estimating cardiac output at higher levels of metabolic demand. However, they cannot be used interchangeably due to strong disparity in results at rest and low-to-moderate exercise intensity.