Can your pulse oximeter be trusted? new study tests accuracy across skin tones

NCT ID NCT06142019

Recruiting now Knowledge-focused Sponsor: University of California, San Francisco Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study checks how well pulse oximeters measure blood oxygen during mild to severe low oxygen levels in 10,000 healthy adults aged 18-50. Researchers compare the device's reading to a precise blood test, and also look at how skin pigmentation affects accuracy. The goal is to make sure these devices work for everyone.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this could improve pulse oximeter accuracy for people with different skin tones, leading to better oxygen monitoring in hospitals.
What could go wrong: This is an observational study in healthy volunteers, not a treatment trial. Results may not apply to sick patients or real-world settings.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Hypoxia skin pigmentation disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HYPOXIA SKIN PIGMENTATION

Contacts and locations

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Study contacts

Contact

Phone: •••-•••-•••• Email: •••••@•••••
Contact

Phone: •••-•••-•••• Email: •••••@•••••

Locations

Hypoxia Lab, UCSF Department of Anesthesia and Perioperative Care
RECRUITING

San Francisco, California, 94143, United States

Contact Phone: •••-•••-•••• Email: •••••@•••••

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