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New study eyes hidden diabetes damage in cystic fibrosis patients

NCT ID NCT06837181

Knowledge-focused Sponsor: Jaeb Center for Health Research Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

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

Summary

This study looks at how often people with cystic fibrosis and diabetes develop complications like eye, kidney, and nerve problems. Researchers will also check blood pressure and cholesterol. The goal is to better understand these risks in a diverse group of 200 adolescents and adults. No treatments are being tested—this is purely an observation study.

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 study could reveal how common and severe diabetes complications are in cystic fibrosis, guiding future screening and care.
What could go wrong
This is an observational study, not a treatment trial. It will not test any new drug or therapy, so it cannot directly improve health outcomes.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 200 people

The number the study aims to enrol. It can still change while the study runs.

Started

Sep 2025

Expected to finish

Nov 2028

An estimate. End dates often move.

Lead sponsor

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

Individuals with CFRD diagnosis ≥ 5 years at time of enrollment

Ages

12 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show 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: * Written informed consent (and assent when applicable) obtained from participant or participant's legally authorized representative * For Adults: Must be able to consent on one own's behalf (i.e., cannot lack cognitive capacity to consent due to the required patient-reported outcomes) * Be willing and able to adhere to the study protocol requirements * Age ≥ 12 years at time of enrollment * CF diagnosis based on two CF causing mutations and/or positive sweat test according to CFF diagnostic criteria * CFRD diagnosis ≥ 5 years at time of enrollment Exclusion Criteria: * History of any illness or condition that, in the opinion of the investigator might confound the results of the study or pose an additional risk to the subject * History of transplant * Pregnancy reported by participant at time of consent or at any point during active study participation Pulse Wave Velocity Exclusion Criteria: * Erratic, accelerated or mechanically controlled irregular heart rhythms including arrhythmias * Carotid or aortic valve stenosis * Peripheral artery disease or leg artery disease * Generalized constriction or localized spasm of muscular conduit arteries such as seen immediately after hypothermic cardiopulmonary bypass surgery or accompanying Raynaud's phenomena or intense cold. * Possible exclusions based on investigator medical provider assessment (additional precautions may be followed to allow inclusion): * Pressure reading should not be conducted on a limb where there is intravenous access, arterio-venous shunt, or where circulation is compromised. * Pressure reading should not be conducted on the side of the body that a mastectomy was done.

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Conditions

The condition(s) this trial relates to.

cystic fibrosis cystic fibrosis-related diabetes Diabetes Complications diabetes mellitus hypertensive disorder kidney disorder peripheral neuropathy retinal disorder

As listed by the trial registrant

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

Blood pressure Cardiovascular risk Cystic fibrosis (CF) Cystic fibrosis-related diabetes Diabetes Microvascular Nephropathy Neuropathy Retinopathy

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    18 sites. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

Locations

  • Atrium Health Wake Forest Baptist (Wake Forest Baptist)

    NOT_YET_RECRUITING

    Winston-Salem, North Carolina, 27104, United States

  • Baylor College of Medicine

    NOT_YET_RECRUITING

    Houston, Texas, 77030, United States

  • Columbia University Cystic Fibrosis Program

    NOT_YET_RECRUITING

    New York, New York, 10032, United States

  • Emory University School of Medicine

    RECRUITING

    Atlanta, Georgia, 30322, United States

  • Keck Medical Center of USC

    NOT_YET_RECRUITING

    Los Angeles, California, 90033, United States

  • Massachusetts

    NOT_YET_RECRUITING

    Boston, Massachusetts, 02114, United States

  • Medical University of South Carolina

    NOT_YET_RECRUITING

    Charlestone, South Carolina, 29425, United States

  • Stanford University

    NOT_YET_RECRUITING

    Palo Alto, California, 94304, United States

  • The Children's Hospital of Philadelphia

    RECRUITING

    Philadelphia, Pennsylvania, 19146, United States

  • The University of Texas Health Science Center at San Antonio

    RECRUITING

    San Antonio, Texas, 78229, United States

  • Tulane University

    NOT_YET_RECRUITING

    New Orleans, Louisiana, 70112, United States

  • University of Alabama at Birmingham

    NOT_YET_RECRUITING

    Birmingham, Alabama, 35233, United States

  • University of California San Diego

    NOT_YET_RECRUITING

    San Diego, California, 92103, United States

  • University of Colorado Denver

    RECRUITING

    Aurora, Colorado, 80045, United States

  • University of Iowa

    NOT_YET_RECRUITING

    Iowa City, Iowa, 52242, United States

  • University of Miami

    NOT_YET_RECRUITING

    Miami, Florida, 33136, United States

  • University of Minnesota

    RECRUITING

    Minneapolis, Minnesota, 55455, United States

  • University of New Mexico

    NOT_YET_RECRUITING

    Albuquerque, New Mexico, 87106, United States

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