Source:http://linkedlifedata.com/resource/umls/id/C0746961
NCI: A low level of the degree to which oxygen is bound to hemoglobin given as a percentage calculated by dividing the maximum oxygen capacity into the actual oxygen content and multiplying by 100. Oxygen saturation usually is measured using pulse oximetry.,NCI: The calculated measurements indicating the degree to which oxygen is bound to hemoglobin is low.