AI learns to spot cancer pain from faces and voices
NCT ID NCT04442425
First seen Jun 26, 2026 · Last updated Jul 17, 2026 · Updated 8 times
Summary
This study tested whether machine learning can detect cancer pain by analyzing facial expressions, voice, and speech. 83 people with cancer recorded videos at clinic visits and at home over 3 months. The goal was to see if this technology could classify pain levels in a diverse group of patients.
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 lead to a new way to measure cancer pain using cameras and microphones, helping doctors better understand and treat pain.
- What could go wrong
- This was a small feasibility study, not a treatment trial. The technology may not work well in real-world settings or for all patients.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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National Institutes of Health Clinical Center
Bethesda, Maryland, 20892, United States
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