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www.thehindu.com/sci-tech/health/what-is-it-pulse-oximeters-during-the-coronavirus-pandemic/article32128601.ece

Jul 19, 2020 ... Pulse oximeters have been flying off the shelves during the COVID-19 ... and effective at detecting hypoxemia (low blood oxygen levels).

www.cablesandsensors.com/pages/what-is-pulse-oximetry-the-definitive-guide-for-monitoring-oxygen-saturation-levels

Normal (peripheral) oxygen saturation levels fall between 95 to 100 percent A reading lower than 90 percent is already considered a clinical emergency.

incenter.medical.philips.com/doclib/enc/fetch/586262/586457/Understanding_Pulse_Oximetry.pdf%3Fnodeid%3D586458%26vernum%3D2

A blood-oxygen saturation reading indicates the percentage of hemoglobin molecules in the arterial blood which ... causes readings which are falsely low.

jamanetwork.com/journals/jamapediatrics/fullarticle/350997

Low oxygen saturation was defined as less than 93% because this would predict a PaO2 less than 70 mm Hg based on a normal oxyhemoglobin curve.

www.homecaremag.com/understanding-spo2-and-normal-oxygen-levels

Sep 28, 2016 ... SpO2, also known as oxygen saturation, is a measure of the amount of ... Know the steps to take to identify and treat low SpO2 levels.

www.baltimoresun.com/coronavirus/ct-nw-nyt-coronavirus-symptom-monitoring-20200430-oxeziftcufdszfgpmeljwkvmue-story.html

Apr 30, 2020 ... But what if you don't have a home pulse oximeter to monitor your health? ... Patients with low oxygen levels might also have a blue tinge to ...

www.medicaldevice-network.com/analysis/missed-signals-the-limits-of-the-pulse-oximeter

May 20, 2021 ... In December, it emerged that pulse oximetry may not be as accurate in ... If their oxygen levels fall too low, the patient will likely be ...

qz.com/1832464/pulse-oximeters-for-coronavirus-unnecessary-but-selling-strong

Apr 4, 2020 ... If your blood oxygen levels dipped to dangerously low levels, you would know there was a problem. You wouldn't need a pulse oximeter to tell ...

middlesexhealth.org/learning-center/symptoms/hypoxemia-low-blood-oxygen

Dec 1, 2018 ... Values under 60 mm Hg usually indicate the need for supplemental oxygen. Normal pulse oximeter readings usually range from 95 to 100 percent.

www.consumerreports.org/medical-symptoms/covid-19-pulse-oximeters-oxygen-levels-faq-a9861579979

Apr 10, 2020 ... That's because sometimes people with the disease have low oxygen levels even before they have shortness of breath, she says.

journals.lww.com/anesthesia-analgesia/fulltext/2004/08000/falsely_low_pulse_oximetry_values_in_patients.62.aspx

We have since seen erroneous SaO 2 readings in another patient who had similar ... Effect of anemia on pulse oximeter accuracy at low saturation.