ATROPOS: Survival Analysis of ICI-associated Myocarditis (ATROPOS)
ATROPOS: Assessing morTality and Risk factOrs in Immune checkPoint Inhibitor-induced myotOxicities: a Survival Analysis Based on an International Registry
Studieoversigt
Status
Status
Betingelser
Betingelser
Detaljeret beskrivelse
"ATROPOS (Assessing lethaliTy and Risk factOrs in immune checkPoint inhibitors-induced myOcardia survival analysis based on an international registry) is an observational, non-interventional analysis of the international REDCap registry of immune checkpoint inhibitor-associated myocarditis (ICI-M).
The study population consists of cancer patients exposed to immune checkpoint inhibitors and recorded in the registry with possible, probable, or definite ICI-M according to registry/adjudication definitions. The main objective is to evaluate associations between immunosuppressive treatment strategies and overall mortality, as a function of myocarditis severity, focusing on first-line glucocorticoids and the subsequent use of second-line immunosuppressants. The study will also assess whether these associations are modified by myocarditis severity. Secondary analyses will examine mortality at 30, 90 and 360 days, cause-specific death (e.g. myotoxicity, cancer-related) where available, and clinical risk factors related to oncology history, ICI exposure, symptoms, ECG, echocardiography, cardiac MRI, biomarkers including CK and troponin, other immune-related adverse events, heart failure, respiratory muscle failure, arrhythmias and conductive disorders, sepsis, and pharmacological treatments.
The statistical approach will include descriptive analyses and Cox proportional-hazards modelling. Time-dependent covariates will be considered for variables such as troponin, left ventricular ejection fraction, severity/grade of the myocarditis/myotoxicity, glucocorticoids and other immunosuppressants. Missing data will be described and handled through prespecified methods, with MICE and JointAI used to cross-check robustness of results. Because treatment strategies are not assigned by the protocol, all treatment-effect analyses will be interpreted as observational associations, adjusted for prespecified clinical confounders.
ATROPOS does not assign study treatment, change patient management, require extra visits, or involve a study drug/device. The central analysis dataset uses coded or pseudonymised data, with direct identifiers retained only by local sites when applicable under their own governance."
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Joe-Elie Salem, MD-PhD
- Telefonnummer: 0033142178531
- E-mail: joe-elie.salem@aphp.fr
Studiesteder
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Paris, Frankrig
- Rekruttering
- Hopital Pitie-Salpetriere / CIC-2503
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Kontakt:
- Joe-Elie Salem, MD-PhD
- Telefonnummer: 0033142178531
- E-mail: joe-elie.salem@aphp.fr
-
-
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Barn
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Prøveudtagningsmetode
Studiebefolkning
Beskrivelse
Inclusion Criteria:
- cancer patients exposed to at least one immune checkpoint inhibitor
- possible, probable or definite immune checkpoint inhibitor-associated myocarditis recorded in the international registry according to registry/adjudication definitions
- available index-date/presentation information
- available mortality follow-up.
Exclusion Criteria:
- duplicate records
- not enough data to classify as myocarditis
- record/patient withdrawn from research use unresolved data-quality issues preventing inclusion in the final SAP-defined analysis set.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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All-cause mortality at 90 days after ICI-M presentation/index date
Tidsramme: 90 days from ICI-M presentation/index date
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Death from any cause within 90 days of ICI-M presentation/index date, analysed in relation to immunosuppressive treatment strategy and adjusted for prespecified confounders.
Treatment and selected clinical variables may be handled as time-dependent covariates.
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90 days from ICI-M presentation/index date
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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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All-cause mortality at 30 days and 360 days after ICI-M presentation/index date
Tidsramme: 30 days and 360 days from ICI-M presentation/index date
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Mortality (with cause-specific approach) at early and longer follow-up horizons; compare overall and sensitivity models across imputation approaches, handling of competitive risks and time-dependent-covariate strategies.
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30 days and 360 days from ICI-M presentation/index date
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Modification of treatment-mortality association by myocarditis severity
Tidsramme: Up to 360 days from ICI-M presentation/index date
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Interaction/sensitivity analyses evaluating whether myocarditis severity modifies the association between glucocorticoid or not and second-line immunosuppressive strategies and mortality outcomes.
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Up to 360 days from ICI-M presentation/index date
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Samarbejdspartnere
Samarbejdspartnere
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
- Muskuloskeletale sygdomme
- Sygdomme i nervesystemet
- Hjerte-kar-sygdomme
- Muskelsygdomme
- Sår og skader
- Patologiske processer
- Hjertesygdomme
- Neuromuskulære sygdomme
- Kemisk inducerede lidelser
- Kardiomyopatier
- Lægemiddelrelaterede bivirkninger og uønskede reaktioner
- Strålingsskader
- Patologiske tilstande, tegn og symptomer
- Myotoksicitet
- Myokarditis
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- CIC2503-26-06 (Registry Identifier: REDCap International ICI-myocarditis registry)
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
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