- ICH GCP
- Amerikanska kliniska prövningsregistret
- Klinisk prövning NCT07656259
COMPARE-VENT Feasibility Pilot Study
14 juni 2026 uppdaterad av: Garima Dahiya, Mayo Clinic
COMPARE-VENT Feasibility Pilot Study: A Pragmatic Cluster Randomized Crossover Trial for Ventilation Strategies and Hemodynamic Impact in Critically Ill Patients With Cardiovascular Disease
Cardiac disease complicated by respiratory insufficiency comprises the most frequent indication for cardiac intensive care unit (CICU) admission, with nearly one-third patients requiring advanced respiratory support and over 20% patients requiring invasive mechanical ventilation (IMV).
IMV among patients with impaired cardiovascular reserve is further compounded by the adverse impact of positive pressure ventilation (PPV) and systemic sedation on intracardiac hemodynamics, pulmonary vascular mechanics and consequently end-organ perfusion.
Despite widespread use, evidence guiding optimal ventilatory practices and mode selection in cardiovascular intensive care unit patients remains limited.
Pressure-controlled and volume-controlled ventilation may differ in their effects on patient-ventilator synchrony, sedation requirements, and hemodynamic impact, but comparative data among patients with critical cardiac disease remains inconclusive.
This pilot study will evaluate the feasibility of implementing a pragmatic cluster-randomized crossover trial comparing ventilatory modes in a contemporary cardiovascular intensive care unit.
Studieöversikt
Status
Har inte rekryterat ännu
Betingelser
Intervention / Behandling
Studietyp
Interventionell
Inskrivning (Beräknad)
75
Fas
- Inte tillämpbar
Kontakter och platser
Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.
Studieorter
-
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Minnesota
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Rochester, Minnesota, Förenta staterna, 55905
- Mayo Clinic, 1216 Second Street SW
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Kontakt:
- Garima Dahiya
- Telefonnummer: 507-255-1051
- E-post: dahiya.garima@mayo.edu
-
-
Deltagandekriterier
Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.
Urvalskriterier
Åldrar som är berättigade till studier
- Vuxen
- Äldre vuxen
Tar emot friska volontärer
Nej
Beskrivning
Inclusion Criteria:
Eligible adults ≥ 18 years of age admitted to the cardiac ICU with need for invasive mechanical ventilation of expected duration >12 hours.
Pre-Specified Subgroups for exploratory outcomes:
- SCAI Stages C-E Cardiogenic Shock
- Mechanical circulatory support use, including intra-aortic balloon pumps and microaxial flow pumps, including Impella CP, RP Impella Flex, and Impella 5.5 devices
- Heart failure with reduced ejection fraction: LVEF <40% or;
- Moderate to severe RV systolic dysfunction or;
- Moderate to severe Pulmonary hypertension, as defined by ACC/AHA/ESC guidelines
Exclusion Criteria:
- Expected duration of intubation <12 hours.
- Severe COPD, bronchopleural fistulas, or severe ARDS (Berlin criteria P/F <100, in the absence of pulmonary edema)
- Home ventilator or chronic tracheostomy.
- Pregnant, incarcerated, patients or those receiving extracorporeal membrane oxygenation
Studieplan
Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.
Hur är studien utformad?
Designdetaljer
- Primärt syfte: Behandling
- Tilldelning: Randomiserad
- Interventionsmodell: Crossover tilldelning
- Maskning: Ingen (Open Label)
Vapen och interventioner
Deltagargrupp / Arm |
Intervention / Behandling |
|---|---|
|
Aktiv komparator: Pressure Controlled Ventilation
During invasive mechanical ventilation in the cardiac ICU, pressure-controlled ventilation will be used as the mode for continuous mandatory ventilation.
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Pressure-controlled mode for continuous mandatory ventilation with preset inspiratory pressure above positive end-expiratory pressure.
|
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Aktiv komparator: Volume-Controlled Ventilation
During invasive mechanical ventilation in the cardiac ICU, volume-controlled ventilation will be used as the mode for continuous mandatory ventilation.
|
Volume-controlled mode for continuous mandatory ventilation with preset inspiratory flow and tidal volume.
|
Vad mäter studien?
Primära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
|---|---|---|
|
Adherance to assigned study mode (Feasibility Outcome)
Tidsram: Enrollment to 48 hours
|
Percentage of time spent on the assigned study mode while receiving invasive mechanical ventilation in the cardiac ICU between enrollment and 48 hours after enrollment.
|
Enrollment to 48 hours
|
|
Time From Enrollment to Initiation of Assigned Mode of Mechanical Ventilation (Feasibility Outcome)
Tidsram: Enrollment to 48 Hours
|
Time (number of hours) taken to initiate participants from enrollment (cardiac ICU admission) to initiation of assigned study mode of invasive mechanical ventilation upto 48 hours after enrollment.
|
Enrollment to 48 Hours
|
Sekundära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
|---|---|---|
|
In-hospital Mortality (Exploratory Clinical Outcome)
Tidsram: Enrollment to Study Day 28
|
All-cause, 28-day, in-hospital mortality, defined as death from any cause occurring between enrollment and 28 days after enrollment.
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Enrollment to Study Day 28
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Ventilator-Free Days (Exploratory Clinical Outcome)
Tidsram: Enrollment to Study Day 28
|
The number of calendar days between enrollment and 28 days after enrollment, on which the patient is alive and free of invasive mechanical ventilation.
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Enrollment to Study Day 28
|
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Organ Failure Free Survival Days (Exploratory Clinical Outcome)
Tidsram: Enrollment to Study Day 28
|
The number of calendar days between enrollment and 28 days after enrollment, on which the patient is alive and free of invasive mechanical ventilation, renal replacement therapy, mechanical circulatory and vasoactive medication support.
|
Enrollment to Study Day 28
|
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Vasoactive-inotrope score (Exploratory Hemodynamic Outcome)
Tidsram: Enrollment to 48 hours
|
The Vasoactive-Inotropic Score (VIS) is a quantitative measure of the total cardiovascular support a patient receives through vasopressors and inotropes, by a standardized conversion to per-kilogram per-minute units.
Higher VIS indicates greater dependence on pharmacologic support and is associated with worse outcomes.
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Enrollment to 48 hours
|
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Intensive Care Unit Length of Stay (Exploratory Clinical Outcome)
Tidsram: Enrollment to Study Day 28
|
Number of days between enrollment and 28 days after enrollment, on which the patient is alive and free from intensive care unit admission after the final transfer out of the intensive care unit
|
Enrollment to Study Day 28
|
|
Patient Ventilator Dyssynchrony Events
Tidsram: Enrollment to 48 hours
|
Number of participants with flow, trigger or cycle dyssynchrony during assigned study mode for invasive mechanical ventilation.
|
Enrollment to 48 hours
|
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Exhaled Tidal Volume (mL/kg Predicted Body Weight) (Exploratory Ventilatory Outcome)
Tidsram: Enrollment to 48 hours
|
Measured in mL/kg of predicted body weight
|
Enrollment to 48 hours
|
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Median RASS Score (Exploratory Safety Outcome)
Tidsram: Enrollment to 48 hours
|
RASS is a 10-point scale of agitation or sedation ranging from -5 (most sedated, comatose) to +4 (most agitated, combative).
The sedation requirement for each ventilator mode will be assessed via RASS score.
|
Enrollment to 48 hours
|
Samarbetspartners och utredare
Det är här du hittar personer och organisationer som är involverade i denna studie.
Sponsor
Publikationer och användbara länkar
Den som ansvarar för att lägga in information om studien tillhandahåller frivilligt dessa publikationer. Dessa kan handla om allt som har med studien att göra.
Allmänna publikationer
- Kim KN, Kim DW, Jeong MA, Sin YH, Lee SK. Comparison of pressure-controlled ventilation with volume-controlled ventilation during one-lung ventilation: a systematic review and meta-analysis. BMC Anesthesiol. 2016 Aug 31;16(1):72. doi: 10.1186/s12871-016-0238-6.
- Rittayamai N, Katsios CM, Beloncle F, Friedrich JO, Mancebo J, Brochard L. Pressure-Controlled vs Volume-Controlled Ventilation in Acute Respiratory Failure: A Physiology-Based Narrative and Systematic Review. Chest. 2015 Aug;148(2):340-355. doi: 10.1378/chest.14-3169.
- Seitz KP, Lloyd BD, Wang L, Shotwell MS, Qian ET, Muhs AL, Richardson RK, Rooks JC, Hennings-Williams V, Sandoval CE, Richardson WD, Morgan TL, Thompson AN, Hastings PG, Ring TP, Stollings JL, Talbot EM, Krasinski DJ, DeCoursey BR, Marvi TK, DeMasi SC, Gibbs KW, Self WH, Mixon AS, Rice TW, Semler MW; Pragmatic Critical Care Research Group. Effect of Ventilator Mode on Ventilator-Free Days in Critically Ill Adults: A Randomized Trial. medRxiv [Preprint]. 2024 Oct 9:2024.10.08.24314961. doi: 10.1101/2024.10.08.24314961.
- Zhou Y, Holets SR, Li M, Cortes-Puentes GA, Meyer TJ, Hanson AC, Schulte PJ, Oeckler RA. Etiology, incidence, and outcomes of patient-ventilator asynchrony in critically-ill patients undergoing invasive mechanical ventilation. Sci Rep. 2021 Jun 11;11(1):12390. doi: 10.1038/s41598-021-90013-z.
- Al Shehri AM, El-Tahan MR, Al Metwally R, Qutub H, El Ghoneimy YF, Regal MA, Zien H. Right ventricular function during one-lung ventilation: effects of pressure-controlled and volume-controlled ventilation. J Cardiothorac Vasc Anesth. 2014 Aug;28(4):880-4. doi: 10.1053/j.jvca.2013.09.012. Epub 2014 Jan 18.
- Li XF, Mao WJ, Jiang RJ, Yu H, Zhang MQ, Yu H. Effect of Mechanical Ventilation Mode Type on Postoperative Pulmonary Complications After Cardiac Surgery: A Randomized Controlled Trial. J Cardiothorac Vasc Anesth. 2024 Feb;38(2):437-444. doi: 10.1053/j.jvca.2023.11.024. Epub 2023 Nov 19.
- Alviar CL, Miller PE, McAreavey D, Katz JN, Lee B, Moriyama B, Soble J, van Diepen S, Solomon MA, Morrow DA; ACC Critical Care Cardiology Working Group. Positive Pressure Ventilation in the Cardiac Intensive Care Unit. J Am Coll Cardiol. 2018 Sep 25;72(13):1532-1553. doi: 10.1016/j.jacc.2018.06.074.
Studieavstämningsdatum
Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.
Studera stora datum
Studiestart (Beräknad)
1 juli 2026
Primärt slutförande (Beräknad)
28 februari 2027
Avslutad studie (Beräknad)
30 juni 2027
Studieregistreringsdatum
Först inskickad
9 juni 2026
Först inskickad som uppfyllde QC-kriterierna
14 juni 2026
Första postat (Faktisk)
18 juni 2026
Uppdateringar av studier
Senaste uppdatering publicerad (Faktisk)
18 juni 2026
Senaste inskickade uppdateringen som uppfyllde QC-kriterierna
14 juni 2026
Senast verifierad
1 juni 2026
Mer information
Termer relaterade till denna studie
Nyckelord
Ytterligare relevanta MeSH-villkor
Andra studie-ID-nummer
- 26-001781
Plan för individuella deltagardata (IPD)
Planerar du att dela individuella deltagardata (IPD)?
NEJ
Läkemedels- och apparatinformation, studiedokument
Studerar en amerikansk FDA-reglerad läkemedelsprodukt
Nej
Studerar en amerikansk FDA-reglerad produktprodukt
Nej
Denna information hämtades direkt från webbplatsen clinicaltrials.gov utan några ändringar. Om du har några önskemål om att ändra, ta bort eller uppdatera dina studieuppgifter, vänligen kontakta register@clinicaltrials.gov. Så snart en ändring har implementerats på clinicaltrials.gov, kommer denna att uppdateras automatiskt även på vår webbplats .
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