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Can a phone app tame gestational diabetes?

NCT ID NCT05348863

Disease control Sponsor: Karolinska Institutet 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Aug 10, 2026 · Last updated Aug 11, 2026 · Updated 1 time

Summary

This trial tests whether a smartphone app called SPARK can help women with gestational diabetes manage their condition. Participants receive standard care, and some also use the app to support healthy eating, physical activity, and blood sugar tracking. The study looks at blood sugar control, diet, activity, and pregnancy outcomes, as well as health one year after birth.

What this could mean

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

Active substance
SPARK smartphone app for lifestyle support and glucose monitoring
What this could lead to
If effective, this app could offer a scalable way to help women with gestational diabetes control blood sugar and reduce health risks for mother and baby.
What could go wrong
This is a relatively early trial, and the app's benefits may be modest or not apply to all women. Success depends on user engagement and adherence.

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

About 360 people

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

Started

Oct 2022

Expected to finish

Dec 2027

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.

Ages

18 to 50 years

Sex

Female participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: * a confirmed diagnosis of GDM detected by oral glucose tolerance test in accordance with the World Health Organization guidelines Exclusion Criteria: * known pre-pregnancy diabetes * twin pregnancy * \<18 years of age * severe co-morbidities that would limit participation or a previously diagnosed severe psychiatric illness.

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Conditions

The condition(s) this trial relates to.

gestational diabetes

As listed by the trial registrant

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

Gestational diabetes mellitus

How to take part

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

  1. The places running it

    1 site. 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

  • Maternity health care, Region Östergötland

    RECRUITING

    Linköping, 58185, Sweden

More trials for these conditions

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