Fitbits and iPhones used to predict hospitalizations in cancer patients

NCT ID NCT06587100

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

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study is testing whether wearable activity trackers like Fitbits and iPhones can help predict when cancer patients undergoing radiation therapy might need emergency care or hospitalization. Researchers will collect step counts and other health data from 260 participants to build a model that spots early warning signs. The goal is to see if this approach can keep patients safer and reduce unplanned hospital visits.

What this could mean

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

Active substance: Fitbit wearable activity tracker and Apple HealthKit-based devices
What this could lead to: If successful, this could lead to a tool that alerts doctors when a cancer patient's activity drops, helping prevent emergency visits or hospitalizations during radiation therapy.
What could go wrong: This is an early-stage study with only 260 participants, so the model may not work for everyone. It is designed to predict risk, not to treat or cure cancer.

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Conditions

The condition(s) this trial relates to.

cancer hematopoietic and lymphoid cell neoplasm hematopoietic and lymphoid system neoplasm lymph node neoplasm lymphatic system cancer

As listed by the trial registrant

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

HEMATOPOIETIC NEOPLASM LYMPHATIC SYSTEM NEOPLASM MALIGNANT SOLID NEOPLASM

Contacts and locations

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Locations

University of California, San Francisco
RECRUITING

San Francisco, California, 94143, United States

Contact Email: •••••@•••••

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