New study tracks 3,600 teens to uncover diabetes clues
NCT ID NCT06525259
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study follows 3,600 overweight or obese teenagers who are at high risk for developing type 2 diabetes. Researchers will monitor changes in blood sugar, insulin, and other factors over time to learn how the disease starts. No treatments or medications are given—the goal is simply to gather information to better predict and prevent diabetes in youth.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 3,600 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2024
- Expected to finish
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Jan 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
3,600 youth, aged 8-15 years at enrollment, of all genders and race/ethnic groups from 15 clinical centers in the United States will be included. Youth will be overweight or obese (BMI ≥85th percentile for age) and have evidence of dysglycemia with an HbA1c range from 5.5-6.4% at screening.
- Ages
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8 to 15 years
- Sex
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Anyone
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: Screening will occur to enrich the yield of individuals who are highly predisposed to develop youth-onset T2D and include those with all of the following criteria: * Overweight or obesity with BMI ≥85th percentile * Age 8-13 year for girls, 9-15 year for boys (inclusion younger for girls as puberty tends to start a year earlier in girls) * Tanner Stage 2, 3, or 4 * Elevated HbA1c 5.5-6.4% Exclusion Criteria: An individual who meets any of the following criteria will be excluded from participation: * Diabetes based on history, or HbA1c ≥6.5% in the medical record or at screening * Unable/unwilling to provide consent/participate fully * Conditions predisposing to diabetes or altering the trajectory of puberty * Medications affecting glucose dynamics during the screening and enrollment period * Prior treatment with insulin * Use of glucagon-like peptide-1 (GLP-1) receptor agonist or any weight loss medications in the 6 weeks prior to enrollment * Planning treatment with glucagon-like peptide-1 (GLP-1) receptor agonist or any weight loss medications * Use of metformin or any glucose lowering medication for a reason other than treatment of diabetes (e.g., for PCOS) in the 6 weeks prior to enrollment * Planning treatment with metformin or any glucose lowering medication or planning to use such medications for a reason other than treatment of diabetes (e.g., for PCOS) * Known syndromic/monogenic obesity * Blood disorders impacting HbA1c (e.g., anemia, hemoglobin variants) * Major systemic organ disease * History of bariatric surgery or currently planning bariatric surgery * Current pregnancy or currently planning pregnancy * Use of GnRH agonist, estrogen, or testosterone * Individuals who do not speak English or Spanish, given validation of the questionnaires to be utilized
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Genom att skicka in godkänner du våra Användarvillkor
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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
20 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Show contact details
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Genom att skicka in godkänner du våra Användarvillkor
Locations
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Albert Einstein College of Medicine
RECRUITINGThe Bronx, New York, 10461, United States
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Arizona State University
RECRUITINGPhoenix, Arizona, 85004, United States
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Atrium Health
RECRUITINGCharlotte, North Carolina, 28207, United States
Contact Email: •••••@•••••
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Baylor College of Medicine / Texas Children's
RECRUITINGHouston, Texas, 77030, United States
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Boston Children's/Joslin Diabetes Center/Massachusetts General Hospital
RECRUITINGBoston, Massachusetts, 02215, United States
Contact Email: •••••@•••••
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Children's Hospital Colorado
RECRUITINGAurora, Colorado, 80045, United States
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Children's Hospital Los Angeles
RECRUITINGLos Angeles, California, 90027, United States
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Children's Hospital of Philadelphia
RECRUITINGPhiladelphia, Pennsylvania, 19104, United States
Contact Email: •••••@•••••
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Cincinnati Children's Hospital
RECRUITINGCincinnati, Ohio, 45229, United States
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Colorado Navajo Nation
RECRUITINGShiprock, New Mexico, 87420, United States
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Johns Hopkins All Children's Hospital
RECRUITINGSt. Petersburg, Florida, 33701, United States
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Johns Hopkins University School of Medicine
RECRUITINGBaltimore, Maryland, 21287, United States
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NYU Langone Health- Brooklyn
RECRUITINGBrooklyn, New York, 11220, United States
Contact Email: •••••@•••••
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NYU Langone Health- Long Island
RECRUITINGGarden City, New York, 11530, United States
Contact Email: •••••@•••••
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NYU Langone Health- Manhattan
RECRUITINGNew York, New York, 10016, United States
Contact Email: •••••@•••••
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Nationwide Children's Hospital
RECRUITINGColumbus, Ohio, 43205, United States
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Phoenix Children's
RECRUITINGPhoenix, Arizona, 85006, United States
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The University of Oklahoma Health Sciences Center
RECRUITINGOklahoma City, Oklahoma, 73104, United States
Contact Email: •••••@•••••
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University of Alabama at Birmingham
RECRUITINGBirmingham, Alabama, 35294, United States
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Wake Forest University
RECRUITINGWinston-Salem, North Carolina, 27157, United States
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