Actively Recruiting

Phase Not Applicable
Age: 65Years +
All Genders
ID07113223

Determining Efficacy of an Artificial Intelligence-based System for Heart Failure Detection Through Interpretation of Electrocardiograms: a Pragmatic Randomized Clinical Trial (DECISION)

Led by Idoven 1903 S.L. · Updated on 2026-03-31

1968

Participants Needed

5

Research Sites

8 weeks

Total Duration

On this page

Sponsors

I

Idoven 1903 S.L.

Lead Sponsor

F

Fundación para la Investigación Biomédica del Hospital 12 de Octubre

Collaborating Sponsor

AI-Summary

What this Trial Is About

The DECISION trial investigates whether an artificial intelligence (AI) system called Willem123 can improve the detection of heart failure (HF) in primary care. The study compares AI-assisted electrocardiogram (ECG) interpretation with standard ECG evaluation to see if the AI approach leads to better diagnosis and clinical outcomes. It focuses on patients suspected of having HF or those at high risk, aiming to enhance early detection and reduce missed cases. Participants are randomly assigned to one of two groups: one group receives ECG analysis with the support of the Willem123 AI platform, while the other group undergoes standard ECG assessment without AI assistance. The AI provides detailed interpretation of over 80 cardiac patterns to help clinicians identify heart abnormalities. The study takes place in multiple primary care centers in Spain and Sweden and includes follow-up assessments to evaluate healthcare use and physician satisfaction. During the study, participants undergo electrocardiograms and transthoracic echocardiograms (TTE) to confirm heart function. The primary outcome measures the AI device's diagnostic accuracy for HF seven days after screening. Secondary outcomes include performance in patients at cardiovascular risk without symptoms and assessments six months after the ECG. Researchers also monitor clinical outcomes and collect feedback from healthcare providers about the AI tool's usability.

CONDITIONS

Brief Title

Determining Efficacy of an Artificial Intelligence-based System for Heart Failure Detection Through Interpretation of Electrocardiograms (DECISION)

Who Can Participate

Age: 65Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Able to understand and accept the study constraints and provide informed consent (self or legal representative)
  • Age 65 years or older
  • For suspected heart failure group: presence of symptoms or signs typical of heart failure such as breathlessness, fatigue, swollen ankles/legs, or palpitations
  • For at-risk group: absence of heart failure symptoms but presence of at least one heart failure risk factor (hypertension, cardiovascular disease, diabetes, obesity, cardiotoxic agent exposure, genetic variant for cardiomyopathy, or family history of cardiomyopathy) requiring an ECG test in primary care
Not Eligible

You will not qualify if you...

  • Unwillingness or inability to sign the written informed consent
  • Previous diagnosis of heart failure
  • Unavailability or suboptimal quality ECG

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

Diagnostic Evaluation

Duration - 1 day

Participants undergo ECG assessment either with AI assistance via the Willem™ platform or standard ECG interpretation to detect heart failure indicators.

1 baseline visit (in-person)

Diagnostic Evaluation

Duration - 7 days after screening

Participants receive a transthoracic echocardiogram (TTE) to confirm heart failure diagnosis following the ECG assessment.

1 visit for TTE

Long-term Monitoring

Duration - 6 months after ECG

Participants are monitored for device performance and clinical outcomes up to six months after the ECG assessment.

Follow-up visit at 6 months

Trial Site Locations

Total: 5 locations

1

Hospital General Universitario Gregorio Marañón

Madrid, Spain

Actively Recruiting

2

Hospital Universitario 12 de Octubre

Madrid, Spain

Actively Recruiting

3

Primary Care: Gerencia Asistencial Atención Primaria Madrid

Madrid, Spain

Actively Recruiting

4

Hospital Universitario Marqués de Valdecilla

Santander, Spain

Actively Recruiting

5

Region Stockholm

Stockholm, Sweden

Actively Recruiting

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Research Team

J

Juan Francisco Delgado Jiménez, MD, PhD

How is the study designed?

Study Type

INTERVENTIONAL

Masking

SINGLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

DIAGNOSTIC

Number of Arms

2

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Frequently Asked Questions

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