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CancerCAVACINCT05699915

Extensive CArdioVAscular Characterization and Follow-up of Patients Receiving Immune Checkpoint Inhibitors

A study testing Cardiology consultation, Chest Computed Tomography (CT) without contrast and Non-invasive endothelial function tests in people with Cancer and Immune-related Adverse Event, run by Algemeen Ziekenhuis Maria Middelares at 4 sites in Belgium.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The goal of this prospective, multicentre study is to investigate short- and long-term cardiovascular effects in cancer patients treated with immune checkpoint inhibitors (ICIs). Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Cardiology consultation, Chest Computed Tomography (CT) without contrast and Non-invasive endothelial function tests
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
105 participants
Where
4 sitesBelgium
Study dates
7 Jan 2022to 12 Jul 2024
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Have a solid tumour and will receive one of the following therapies based on current evidence based clinical guidelines: anti-programmed cell death protein-1 (PD-1), anti-programmed cell death ligand-1 (PD-L1) and/or anti-cytotoxic T-lymphocyte-associated antigen-4 (CTLA-4) therapy
  • Be literate in Dutch or English

Who cannot join

  • Prior treatment with immunotherapy (immune checkpoint inhibitors, T-cell transfer therapy, cancer treatment vaccines or immune system modulators).
  • Patients who will receive ICIs in combination with an additional systemic anti-cancer regimen (chemotherapy, tyrosine kinase inhibitors,…).
  • Having a known history of human immunodeficiency virus (HIV) infection.
  • Having a known history of hepatitis B (defined as hepatitis B surface antigen [HBsAg] reactive) or known active hepatitis C virus (defined as detectable RNA via qualitative nucleic acid testing) infection.
  • Having a diagnosis of immunodeficiency or is receiving chronic/active systemic steroid therapy (in dosing exceeding 10 mg daily of prednisone equivalent)

Trial locations and contacts

4 sites in 1 country.

Belgium4 sites
  • Antwerp University Hospital

    Antwerp, Antwerp, 2650

  • AZ Sint-Vincentius Deinze

    Deinze, East-Flanders, 9800

  • Algemeen Ziekenhuis Maria Middelares

    Ghent, East-Flanders, 9000

  • AZ Sint-Elisabeth Zottegem

    Zottegem, East-Flanders, 9620

Other trials in Belgium

About this study

Official title: Extensive CArdioVAscular Characterization and Follow-up of Patients Receiving Immune Checkpoint Inhibitors: a Prospective Multicentre Study

The goal of this prospective, multicentre study is to investigate short- and long-term cardiovascular effects in cancer patients treated with immune checkpoint inhibitors (ICIs).

The main question[s] it aims to answer are:

Read more
  • To investigate troponin and NT-proBNP values in patients receiving ICIs and their association with ICI-induced CV abnormalities and MACEs.
  • Study the calcium score, systolic, and diastolic (dys)function.
  • Evaluate associations between patient/disease characteristics / transthoracic echocardiography parameters / electrocardiography parameters and troponin / NT-proBNP levels.

Participants will be closely monitored by performing the following additional visits and testing:

  • Chest CT scan prior to treatment start, after 12 and 24 months.
  • Consultation with a cardiologist at baseline, 3, 6, 12 and 24 months, who will perform an electrocardiogram and echocardiogram.
  • One additional blood sample prior to treatment start, after 3, 6, 12 and 24 months. An extra blood sample could be taken in case of sudden heart problems.
  • Non-invasive endothelial function tests prior to treatment start, after 12 and 24 months.
Read the detailed description

The increasing use of immune checkpoint inhibitors (ICIs) in the treatment of both advanced and early stages of various malignancies has resulted in a substantial increase in the incidence of cardiovascular immune related adverse events (irAEs). The current guidelines are based on anecdotal evidence and expert opinions due to the lack of solid data and prospective studies. Therefore, cardiac monitoring, in patients receiving ICIs, is often not implemented by oncologists as many questions remain unanswered. Hence, the urgent need to investigate the possible short and long term cardiovascular effects of ICIs.

The investigators developed a multicentre, prospective study in which patients with a solid tumour eligible for ICI treatment will be enrolled. The study exists of routine investigations of blood parameters (troponin and (N-terminal) brain-type natriuretic peptide levels in particular) and a thorough cardiovascular follow-up on fixed time points during a period of two years. The cardiovascular follow-up consists of continuous remote patient monitoring, routine cardiology consultations including electrocardiograms, transthoracic echocardiograms, CT-scans for calcium scoring and non-invasive endothelial function tests. Associations between these blood parameters and short and long term cardiovascular irAEs will be statistically analysed.

This project will allow for a better estimate of the incidence of both short and long-term cardiovascular irAEs in a 'real world' patient population receiving ICIs. If the investigators are able to accurately predict and detect short- and long-term cardiovascular irAEs in an early (and subclinical) stage by correct implementation and interpretation of existing cardiac markers, they could be managed early on in a more effective manner.

Being tested
Cardiology consultation, Chest Computed Tomography (CT) without contrast, Non-invasive endothelial function tests, Electrocardiogram, Extra serum sample (7.5 mL)
Keywords
Cardio-oncology, Immune-related adverse event, Immune checkpoint inhibitor, Myocarditis, Troponin
Medical subject headings
Neoplasms, Atherosclerosis, Cardiotoxicity, Myocarditis

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Cardiology consultationProcedure or surgery

    • Electrocardiogram (ECG).
    • Echocardiogram: A comprehensive evaluation of systolic and diastolic function, ventricular and atrial geometry will be performed. Special attention will be given to acquire a 3D measurement of left ventricular ejection fraction (LVEF) and to perform deformation imaging of left ventricle (global longitudinal strain (GLS)). The right ventricular function will be evaluated by tricuspid annular plane systolic excursion (TAPSE) and peak systolic velocity S' derived from color coded tissue Doppler imaging (TDI). Diastolic dysfunction will be based on average E/e' ratio > 15 and left atrial (LA) area > 30 cm2.
  • Chest Computed Tomography (CT) without contrastDiagnostic test

    Also called Cardiac CT

    Calcium score. This will be performed at baseline, 12 and 24 months. The scans at 12 and 24 months will be combined, if possible, with standard of care scans for cancer treatment.

  • Non-invasive endothelial function testsProcedure or surgery

    Also called Flow mediated dilatation (FMD), Peripheral arterial tonometry (PAT)

    • FMD
    • PAT

    This aspect of the study will only be performed in the patients included by the Antwerp University Hospital due to organizational/practical issues.

  • ElectrocardiogramProcedure or surgery

    Also called ECG

    An ECG will be taken prior to each ICI cycle during the first three months of treatment.

  • Extra serum sample (7.5 mL)Diagnostic test

    An extra serum sample will be taken at baseline, 3, 6, 12, 24 months and in case of sudden cardiac problems. This will subsequently be analysed to determine high-sensitivity troponin I, high-sensitivity troponin T and NT-proBNP.

Study groups in NCT05699915
Study groupRoleWhat they receive
Cancer patients with a solid tumour eligible for treatment with immune checkpoint inhibitorsOtherPatients are treated as standard of care
Receives: Procedure: Cardiology consultation; Diagnostic Test: Chest Computed Tomography (CT) without contrast; Procedure: Non-invasive endothelial function tests; Procedure: Electrocardiogram; Diagnostic Test: Extra serum sample (7.5 mL)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The incidence of an elevated hs-TnT above the ULN if the baseline value was normal; or 1.5 ≥ times baseline if the baseline value was above the ULN within the first three months of treatment. The maximum measured value will be taken into account.

    For the primary endpoint, the cumulative incidence of troponin elevation will be calculated with death as a competing risk. Cumulative incidences and corresponding 95% confidence intervals will be reported and a cumulative incidence plot will be used to visualize the results.

    Measured: Preliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and 3 months after last patient is included.

Secondary outcomes (25)
  1. The incidence of hs-TnT/NT-proBNP elevations at 6, 12, and 24 months.

    Cumulative incidences and 95% confidence intervals, considering death as a competing event.

    Measured: Through study completion, an average of 1 year

  2. The incidence of hs-TnT/NT-proBNP elevations at baseline, 3, 6, 12, and 24 months.

    Cumulative incidences and 95% confidence intervals, considering death as a competing event.

    Measured: Preliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and through study completion, an average of 1 year

  3. Evolution of hs-TnT/NT-proBNP in 24 months compared to baseline.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual.

    Measured: Through study completion, an average of 1 year

  4. Evolution of transthoracic 3D echocardiography parameters (dimensions, diastolic function, valvular abnormalities, LVEF, strain analysis) at baseline, 3, 6, 12, and 24 months.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual.

    Measured: reliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and through study completion, an average of 1 year

  5. Evolution of electrocardiography parameters (rhythm, heart axis, PQ interval, QRS duration, bundle branch block, QT interval, RR interval, pathological Q's, left ventricular hypertrophy and STT segments) at baseline, 3, 6, 12, and 24 months.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual.

    Measured: reliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and through study completion, an average of 1 year

  6. Association between the evolution of troponin/NT-proBNP and transthoracic echocardiography parameters at baseline, 3, 6, 12, and 24 months.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual.

    Measured: reliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and through study completion, an average of 1 year

  7. Association between the evolution of troponin/NT-proBNP and electrocardiography (rhythm, heart axis, PQ, QRS, bundle branch block, QT, RR, pathological Q's, left ventricular hypertrophy and STT segments) parameters at baseline, 3, 6, 12, and 24 months.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual.

    Measured: reliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and through study completion, an average of 1 year

  8. Cumulative incidence of cardiovascular (CV) abnormalities at 3, 6, 12, and 24 months based on the CARDIOTOX classification system of Sendón et al., with the inclusion of pericardial effusion and new arrhythmias.

    Cumulative incidences and 95% confidence intervals, considering death as a competing event.

    Measured: Through study completion, an average of 1 year

  9. Association between the evolution of troponin/NT-proBNP and CV abnormalities (as classified based on the CARDIOTOX classification for myocardial injury including cardiac biomarkers, symptoms, LVEF, LA area, LVESV, GLS and diastolic function).

    Joint model combining a linear mixed model for troponin and a sub-distributional proportional hazards model for the time-to-event taking into account death as a competing event for CV abnormality and MACE.

    Measured: Through study completion, an average of 1 year

  10. Cumulative incidence of MACEs at 3, 6, 12, and 24 months. MACEs were defined as the composite outcome of nonfatal stroke, nonfatal myocardial infarction, hospital admission for heart failure (HF) and cardiac revascularization, and CV death.

    Cumulative incidences and 95% confidence intervals, considering death as a competing event.

    Measured: Through study completion, an average of 1 year

  11. Overall survival.

    Cumulative incidences and 95% confidence intervals

    Measured: reliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and through study completion, an average of 1 year

  12. Association between the evolution of troponin/NT-proBNP and MACEs over a period of two years. Nonfatal stroke, nonfatal myocardial infarction, hospital admission for heart failure, cardiac revascularization and CV death will be combined to report MACEs.

    Joint model combining a linear mixed model for troponin and a sub-distributional proportional hazards model for the time-to-event taking into account death as a competing event for CV abnormality and MACE.

    Measured: Through study completion, an average of 1 year

  13. The difference in the evolution of hs-TnT/NT-proBNP between combination therapy and monotherapy over a period of two years.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual. This model will be extended with patient and treatment characteristics and their interaction with time, to evaluate their impact on the evolution of these parameters.

    Measured: Through study completion, an average of 1 year

  14. The difference in the evolution of transthoracic echocardiography parameters (dimensions, diastolic function, valvular abnormalities, LVEF, strain analysis) between combination therapy and monotherapy over a period of two years.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual. This model will be extended with patient and treatment characteristics and their interaction with time, to evaluate their impact on the evolution of these parameters.

    Measured: Through study completion, an average of 1 year

  15. The difference in the evolution of electrocardiography parameters (rhythm, heart axis, PQ, QRS, bundle branch block, QT, RR, pathological Q's, left ventricular hypertrophy and STT segments) between combination therapy and monotherapy.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual. This model will be extended with patient and treatment characteristics and their interaction with time, to evaluate their impact on the evolution of these parameters.

    Measured: Through study completion, an average of 1 year

  16. Association between patient characteristics (demographics, medical history, current oncological disease, prior cancer history, prior/concomitant medication and other relevant parameters) and troponin.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual. This model will be extended with patient and treatment characteristics and their interaction with time, to evaluate their impact on the evolution of these parameters.

    Measured: Through study completion, an average of 1 year

  17. Association between patient characteristics (demographics, medical history, current oncological disease, prior cancer history, prior/concomitant medication and other relevant parameters) and NT-proBNP.

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual. This model will be extended with patient and treatment characteristics and their interaction with time, to evaluate their impact on the evolution of these parameters.

    Measured: Through study completion, an average of 1 year

  18. Agreement between hs-TnT and hs-TnI levels at baseline, 3, 6, 12, and 24 months.

    Bland-Altman curves and intraclass correlation coefficient (ICC) based on a two-way mixed effects model. The ICC and 95% confidence interval will be reported.

    Measured: reliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and through study completion, an average of 1 year

  19. The proportion of severe immune-related non-CV toxicities (grades 3-5).

    Proportions and 95% confidence interval

    Measured: Through study completion, an average of 1 year

  20. Association between the evolution of troponin/NT-proBNP and severe immune-related non-CV toxicities (grades 3-5, e.g. pneumonitis, colitis, thyroiditis, etc. according to the CTCAE criteria).

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual. This model will be extended with patient and treatment characteristics and their interaction with time, to evaluate their impact on the evolution of these parameters.

    Measured: Through study completion, an average of 1 year

  21. Association between the evolution of troponin/NT-proBNP and overall survival.

    Joint model combining a linear mixed model for troponin and a sub-distributional proportional hazards model for the time-to-event taking into account death as a competing event for CV abnormality and MACE.

    Measured: Through study completion, an average of 1 year

  22. Association between the evolution of troponin and diastolic function (based on the recommendations listed in https://doi.org/10.1016/j.echo.2016.01.011, mitral inflow, tissue doppler imaging parameters).

    Linear mixed effects model with a random intercept per subject to account for the correlation measurements coming from the same individual. This model will be extended with patient and treatment characteristics and their interaction with time, to evaluate their impact on the evolution of these parameters.

    Measured: Through study completion, an average of 1 year

  23. Calcium score at baseline, 12 months, and 24 months.

    Proportions and 95% confidence interval

    Measured: Through study completion, an average of 1 year

  24. Peripheral vascular function at baseline, 3 months, 6 months, 12 months and 24 months.

    Flow mediated dilatation: dilatation % from baseline to maximal post-occlusion diameter.

    Peripheral arterial tonometry ratio: based on the response to reactive hyperemia using post and pre-occlusion values

    Measured: Through study completion, an average of 1 year

  25. Association between the evolution of troponin and calcium score.

    Flow mediated dilatation: dilatation % from baseline to maximal post-occlusion diameter.

    Peripheral arterial tonometry ratio: based on the response to reactive hyperemia using post and pre-occlusion values

    Measured: Through study completion, an average of 1 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted26 Jan 2023
  2. Study start7 Jan 2022
  3. Primary completion12 Jul 2024
  4. Study completion12 Jul 2024

Why it stopped: Study was stopped due to negative preliminary analysis, slow recruitment (105 patients over 2,5 years), lack of funding, need for more centers, and the changing treatment landscape (approval of ICIs in combination with other cancer treatments).

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
105 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05699915
Sponsor's protocol ID
MMS.2021.058
Acronym
CAVACI
Status last verified
Jan 2025
First submitted
9 Dec 2022
Last updated
30 Jan 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Delombaerde D, De Sutter J, Croes L, Vervloet D, Moerman V, Van de Veire N, Willems AM, Wouters K, Peeters M, Prenen H, Vulsteke C. Extensive CArdioVAscular Characterization and Follow-Up of Patients Receiving Immune Checkpoint Inhibitors: A Prospective Multicenter Study. Pharmaceuticals (Basel). 2023 Apr 20;16(4):625. doi: 10.3390/ph16040625.

    PubMed 37111382

Questions about this trial

What is this clinical trial studying?

A study testing Cardiology consultation, Chest Computed Tomography (CT) without contrast and Non-invasive endothelial function tests in people with Cancer and Immune-related Adverse Event, run by Algemeen Ziekenhuis Maria Middelares at 4 sites in Belgium.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 5 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 30 Jan 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in Belgium. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study was stopped early (reason given: Study was stopped due to negative preliminary analysis, slow recruitment (105 patients over 2,5 years), lack of funding, need for more centers, and the changing treatment landscape (approval of ICIs in combination with other cancer treatments).). Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The incidence of an elevated hs-TnT above the ULN if the baseline value was normal; or 1.5 ≥ times baseline if the baseline value was above the ULN within the first three months of treatment. The maximum measured value will be taken into account. (time frame: Preliminary analysis once 50 patients have reached their 3-month cardiac follow-up visit and 3 months after last patient is included.). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05699915, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 30 Jan 2025.

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