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AI and smartwatches join forces to predict heart failure Flare-Ups

NCT ID NCT07689760

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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jul 08, 2026 · Last updated Sep 18, 2026 · Updated 4 times

Summary

This study explores whether artificial intelligence (AI) combined with data from a smartwatch can predict serious heart failure events, such as hospitalizations or worsening symptoms. Adults with heart failure will wear a smartwatch for six months and take weekly ECG readings. The goal is to see if this approach adds value over standard remote monitoring and helps identify factors that can be modified to improve care.

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 could lead to better prediction of heart failure events and personalized care using smartwatch data.
What could go wrong
This is an observational study with only 95 participants, so results may not apply to all heart failure patients. The AI model may not improve outcomes in practice.

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 95 people

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

Started

Jul 2026

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.

Who is studied

Patients will be selected after HF hospitalization at three hospitals: Medisch Spectrum Twente (MST), Hospital Group Twente (ZGT), and Deventer hospital.

Ages

18 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: * Adult HF patients * NYHA class II, or NYHA III * Rehospitalization for HF * Usual care with active participation in the telemonitoring program "Zorg Bij Jou" (ZBJ) * Possession of an iPhone 11 or newer and compatible with the study apps Exclusion Criteria: * Lack of digital literacy or inability to use the device * Not capable to sign consent * Referral to hospice

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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.

  1. The places running it

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

  2. The official record

    The full official record for this study. This one lists no contact details, but it is the first place any would appear.

    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

  • Medisch Spectrum Twente

    Enschede, Netherlands

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