Can a smart storytelling app curb teen drinking?
NCT ID NCT04110756
First seen Nov 01, 2025 · Last updated Jun 22, 2026 · Updated 34 times
Summary
This study is testing a web-based tool called CHANGEGRADIENTS that uses machine learning to create personalized, interactive stories for teens. The goal is to help 200 adolescents aged 15-17 who already drink alcohol to understand the risks and make safer choices. The tool is designed to be used during routine doctor visits and aims to improve self-efficacy and reduce risky drinking behaviors.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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University of California San Francisco Adolescent and Young Adult Medicine Clinic
RECRUITINGSan Francisco, California, 94107, United States
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact Phone: •••-•••-•••• Email: •••••@•••••
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What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
CHANGEGRADIENTS web-based behavior change tool
What this could lead to
If successful, this could point toward a new way to help teens make healthier choices about alcohol using personalized, interactive stories.
What could go wrong
This is an early-stage study testing a new approach, so it may not lead to lasting behavior change. The results may not apply to all teens or settings.
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.