Pulse oximeter devices routinely overestimate blood oxygen levels in darker-skinned patients—a racial bias that can trigger downstream health harms for Black individuals, compounding well beyond any single inaccurate reading.
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Hospital nurses are often so busy that they have trouble finding time for a bathroom break. Over an eight- to 12-hour shift, they're keeping tabs on multiple patients: checking their vital signs, administering medication, ...
May 3, 2026
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Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give higher readings for patients with darker than lighter skin tones, finds the largest study on this topic, ...
Jan 14, 2026
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The differences, or bias, between estimates of blood oxygen saturation levels as measured with pulse oximeters compared to the gold-standard method of measuring oxygen saturation in arterial blood varied significantly between ...
Mar 31, 2025
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Pulse oximeters—one of the most common medical devices used in global health care—can provide significantly overestimated oxygen saturation readings in people with darker skin tones, according to the most comprehensive study ...
Feb 29, 2024
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