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Texting teens: a new way to ease the diabetes transition?

NCT ID NCT05434754

Symptom relief Sponsor: The Hospital for Sick Children Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study tested whether personalized text messages could help young adults with type 1 diabetes feel more confident managing their condition as they moved from pediatric to adult care. 234 participants received either usual care or usual care plus a text messaging program. The goal was to see if the texts improved their self-efficacy—how sure they felt about managing their diabetes—after 12 months.

What this could mean

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

Active substance
text messaging algorithm
What this could lead to
If successful, this could offer a simple, low-cost way to support young adults with type 1 diabetes during the stressful switch to adult care.
What could go wrong
This is a completed trial, but the intervention is just text messages—it may not improve diabetes management or health outcomes significantly. Results are based on self-reported confidence, not clinical measures.

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.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

234 people

The number who actually took part.

Started

Jan 2022

Finished

Aug 2025

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.

Ages

17 to 18 years

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: 1. Diagnosed with type 1 diabetes, ascertained from patient's medical chart 2. Receiving out-patient care for T1D at a pediatric diabetes center participating in this study 3. Is within 6 months of either planned transfer or 18th birthday so research coordinator can approach patient and inform them about the study, and then can be re-approached for consenting and enrollment only within 3-4 months of either: planned transfer to adult diabetes care OR 18th birthday 4. Proficient in written and spoken English or French 5. Possession of their own personal mobile device that can support SMS with sufficient capacity to send and receive SMS/texts 6. Valid and working mobile phone number 7. Valid email address 8. Willing to engage with intervention if randomized to intervention arm 9. Willing to complete study outcome measures (questionnaires) at all study time-points regardless of which arm they are randomized to: baseline, 6 months, and 12 months 10. Willing to provide informed consent Exclusion Criteria: 1. Unable to carry out their diabetes care independently due to an intellectual or neurocognitive disability; discerned from medical chart during pre-screening 2. Non-resident of Ontario or Quebec 3. Planning to move out of either province in the next 6-12 months and after moving, will not be receiving diabetes care in either province and/or will not have a valid and working mobile number 4. Currently enrolled in any other clinical research trial with an SMS-based intervention 5. Currently enrolled in another diabetes intervention trial that will continue beyond the final pediatric diabetes visit

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Conditions

The condition(s) this trial relates to.

type 1 diabetes mellitus type 1 diabetes mellitus 1

As listed by the trial registrant

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

Diabetes mellitus, type 1

Contacts and locations

Locations

  • Children's Hospital of Eastern Ontario

    Ottawa, Ontario, K1H8L1, Canada

  • McGill University Health Center

    Montreal, Quebec, H3G1A4, Canada

  • Oak Valley Health

    Markham, Ontario, L9P1S4, Canada

  • Saint Justine Hospital

    Montreal, Quebec, H3T1C5, Canada

  • The Hospital for Sick Children

    Toronto, Ontario, M5G1X8, Canada

  • Trillium Health Partners

    Mississauga, Ontario, L5B2V2, Canada

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