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New study links sleep and anxiety to blood sugar in pregnancy

NCT ID NCT07314944

Knowledge-focused Sponsor: University of Split, School of Medicine 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 observational study follows 100 pregnant women with gestational diabetes to see how sleep quality, anxiety, eating habits, and lifestyle relate to blood sugar control and birth outcomes. Participants complete questionnaires and undergo glucose monitoring either at home or during a short hospital stay. The goal is to identify factors that may improve care for mothers and babies, but no new treatment is being tested.

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 help doctors better understand which factors most influence blood sugar control and birth outcomes in gestational diabetes, potentially leading to improved monitoring and support strategies.
What could go wrong
This is an observational study, not a treatment trial. It cannot prove cause and effect, and results may not apply to all women with gestational diabetes. The small size (100 participants) limits how broadly findings can be used.

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 100 people

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

Started

Nov 2025

Expected to finish

Jan 2030

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

Pregnant women aged 18 years or older with a new diagnosis of gestational diabetes mellitus (GDM) between 24 and 34 weeks of gestation who are receiving routine antenatal care at a tertiary obstetric center. Participants represent a real-world clinical population managed either with short inpatient glucose monitoring or home-based digital monitoring, depending on standard clinical pathways. The study population includes women able to complete questionnaires on sleep, mental health, and lifestyle behaviors and willing to participate until delivery.

Ages

18 years and older

Sex

Female participants only

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: * Pregnant women aged 18 years or older * New diagnosis of gestational diabetes mellitus (GDM) according to IADPSG criteria * Gestational age 24-34 weeks at enrollment * Able to complete study questionnaires (sleep, anxiety, eating behavior, lifestyle) * Able to provide informed consent * For participants in the home-monitoring pathway: ability to use a smartphone and the FreeStyle Libre device Exclusion Criteria: * Pre-existing type 1 or type 2 diabetes mellitus * Current preeclampsia or major obstetric complications at enrollment * Major psychiatric disorders interfering with participation * Chronic use of sedatives or anxiolytic medications * Inability to complete questionnaires * Planned delivery outside the study's hospital network * Any condition judged by clinicians to interfere with participation or data reliability

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Conditions

The condition(s) this trial relates to.

anxiety disorder Feeding Behavior gestational diabetes insomnia Motor Activity Psychological Well-Being

As listed by the trial registrant

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

Gestational diabetes

How to take part

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

  1. The study's own enquiry address

    This study publishes an address for enquiries. See it below .

  2. The places running it

    1 site. The list below names each one and where it is.

  3. 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 ↗

  4. 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

  • University hospital of Split

    RECRUITING

    Split, 21000, Croatia

    Contact Email: •••••@•••••

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