Can a wearable sensor help young people with type 1 diabetes tame blood sugar swings?

NCT ID NCT03263494

Completed Disease control Sponsor: Jaeb Center for Health Research Source: ClinicalTrials.gov ↗

First seen Jul 09, 2026 · Last updated Jul 10, 2026 · Updated 1 time

Summary

This study tests whether using a continuous glucose monitor (CGM) — a small sensor that tracks blood sugar levels in real time — helps teens and young adults (ages 14 to under 25) with type 1 diabetes improve their blood sugar control compared to standard fingerstick testing. Participants are randomly assigned to use either a CGM or a traditional blood glucose meter for six months, with the main goal being a lower HbA1c level. The study also looks at quality of life and other blood sugar measures.

What this could mean

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

Active substance: Continuous Glucose Monitor (CGM) device
What this could lead to: If successful, this could show that CGM helps young people with type 1 diabetes achieve better blood sugar control, potentially reducing long-term complications.
What could go wrong: This is a relatively small trial, and results may not apply to all age groups or those with very poor or very good control. The device requires consistent use and may cause skin irritation or data inaccuracies.

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Conditions

The condition(s) this trial relates to.

type 1 diabetes mellitus

As listed by the trial registrant

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

TYPE 1 DIABETES MELLITUS

Contacts and locations

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Locations

Barbara Davis Center--University of Colorado

Aurora, Colorado, 80045, United States
Baylor College of Medicine

Houston, Texas, 77030, United States
Children's Hospital Los Angeles

Los Angeles, California, 90027, United States
Children's Hospital of Philadelphia

Philadelphia, Pennsylvania, 19104, United States
Children's Mercy Hospital

Kansas City, Missouri, 64111, United States
IDC at Park Nicollet

Saint Louis Park, Minnesota, 55416, United States
Joslin Diabetes Center

Boston, Massachusetts, 02215, United States
Naomi Berrie Diabetes Center at Columbia University

New York, New York, 10032, United States
Rocky Mountain Diabetes & Osteoporosis Center

Idaho Falls, Idaho, 83404, United States
SUNY Upstate Medical University

Syracuse, New York, 13210, United States
Stanford University

Palo Alto, California, 94304, United States
University of North Carolina

Chapel Hill, North Carolina, 27713, United States
Vanderbilt University

Nashville, Tennessee, 37212, United States
Yale University

New Haven, Connecticut, 06511, United States

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