Mode of Ventilation During Critical Illness at Multiple Centers

NCT ID: NCT07313956

Last Updated: 2026-01-02

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

NOT_YET_RECRUITING

Clinical Phase

NA

Total Enrollment

4785 participants

Study Classification

INTERVENTIONAL

Study Start Date

2027-07-31

Study Completion Date

2030-03-31

Brief Summary

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The goal of this clinical trial is to learn whether the choice of ventilator mode for patients on breathing machines in the intensive care unit affects their survival and recovery. To do this, researchers will assign the entire participating intensive care unit to one of the three available ventilator modes, alternating which mode is assigned in random sequence every 2 months. The main question it aims to answer is: Does the choice between volume control, pressure control, and adaptive pressure control affect the number of days that patients are alive and free of the breathing machine?

Detailed Description

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The MODEM trial is a cluster-randomized, cluster-crossover clinical trial comparing the effectiveness of three ventilator modes (volume control vs pressure control vs adaptive pressure control) for mechanical ventilation of critically ill adults at multiple centers. A total of 4,785 critically ill adults receiving invasive mechanical ventilation in intensive care units will be enrolled and included in the primary analysis. Each study unit will be assigned to a ventilator mode and will switch between modes every 2 months in an order determined by randomization. Enrolled patients will be assigned to receive volume control, pressure control, or adaptive pressure control according to the mode assigned to the unit at the time they were enrolled. The primary outcome will be ventilator-free days in the first 28 days, and the secondary outcome will be all-cause, 28-day in-hospital mortality.

Conditions

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Respiratory Failure Mechanical Ventilation Critical Illness

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

In the MODEM trial, the entire study ICU will be assigned to a single ventilator mode (cluster-randomized) and the ICU will switch between volume control, pressure control, and adaptive pressure control modes every two months in a randomly generated sequence (cluster-crossover). Enrolled patients will be assigned to only one group at the time of their enrollment.
Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Observer bias will be minimized by use of objective endpoints collected in duplicate by \[1\] study personnel and \[2\] automated data extraction from the electronic health record.

Study Groups

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Adaptive Pressure Control Group

During invasive mechanical ventilation in a study location, adaptive pressure control will be used as the mode for continuous mandatory ventilation.

Group Type ACTIVE_COMPARATOR

Adaptive pressure control

Intervention Type OTHER

Adaptive pressure control for invasive mechanical ventilation

Pressure Control Group

During invasive mechanical ventilation in a study location, pressure control will be used as the mode for continuous mandatory ventilation.

Group Type ACTIVE_COMPARATOR

Pressure control

Intervention Type OTHER

Pressure control mode for invasive mechanical ventilation

Volume Control Group

During invasive mechanical ventilation in a study location, volume control will be used as the mode for continuous mandatory ventilation.

Group Type ACTIVE_COMPARATOR

Volume control

Intervention Type OTHER

Volume control mode for invasive mechanical ventilation

Interventions

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Volume control

Volume control mode for invasive mechanical ventilation

Intervention Type OTHER

Pressure control

Pressure control mode for invasive mechanical ventilation

Intervention Type OTHER

Adaptive pressure control

Adaptive pressure control for invasive mechanical ventilation

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Patient is receiving mechanical ventilation through an endotracheal tube or tracheostomy
* Patient is physically located in a participating adult ICU

Exclusion Criteria

* Patient is known to be less than 18 years old
* Patient is known to be a prisoner
* Patient is known to have been receiving invasive mechanical ventilation at place of residence prior to hospital admission
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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National Heart, Lung, and Blood Institute (NHLBI)

NIH

Sponsor Role collaborator

Vanderbilt University Medical Center

OTHER

Sponsor Role lead

Responsible Party

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Kevin P Seitz

Assistant Professor of Medicine

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Vanderbilt University Medical Center

Nashville, Tennessee, United States

Site Status

Countries

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United States

Central Contacts

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Kevin P Seitz, MD, MSc

Role: CONTACT

615-936-9329

Facility Contacts

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Kevin P Seitz, MD, MSc

Role: primary

615-936-9329

References

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Rappaport SH, Shpiner R, Yoshihara G, Wright J, Chang P, Abraham E. Randomized, prospective trial of pressure-limited versus volume-controlled ventilation in severe respiratory failure. Crit Care Med. 1994 Jan;22(1):22-32. doi: 10.1097/00003246-199401000-00009.

Reference Type BACKGROUND
PMID: 8124968 (View on PubMed)

Esteban A, Alia I, Gordo F, de Pablo R, Suarez J, Gonzalez G, Blanco J. Prospective randomized trial comparing pressure-controlled ventilation and volume-controlled ventilation in ARDS. For the Spanish Lung Failure Collaborative Group. Chest. 2000 Jun;117(6):1690-6. doi: 10.1378/chest.117.6.1690.

Reference Type BACKGROUND
PMID: 10858404 (View on PubMed)

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.

Reference Type BACKGROUND
PMID: 25927671 (View on PubMed)

Chatburn RL, El-Khatib M, Mireles-Cabodevila E. A taxonomy for mechanical ventilation: 10 fundamental maxims. Respir Care. 2014 Nov;59(11):1747-63. doi: 10.4187/respcare.03057. Epub 2014 Aug 12.

Reference Type BACKGROUND
PMID: 25118309 (View on PubMed)

Telias I, Madorno M, Pham T, Coudroy R, Mellado Artigas R, Baedorf-Kassis E, Chen CW, Spadaro S, Chiumello D, Beitler J, Kondili E, Tiribelli N, Fredes S, Becher T, Dres M, Liu K, Terzi N, Guerin C, Mauri T, Roca O, Mancebo J, Rodriguez N, Arnal JM, Goligher EC, Diehl JL, Jochmans S, Beloncle F, Rittayamai N, Mojoli F, Heunks L, de Vries H, Zhou JX, Guervilly C, Brochard L. Physiological Consequences of Breathing Effort According to the Mode of Ventilation During Acute Hypoxemic Respiratory Failure. Am J Respir Crit Care Med. 2025 Jul 23. doi: 10.1164/rccm.202411-2155OC. Online ahead of print.

Reference Type BACKGROUND
PMID: 40700741 (View on PubMed)

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, Casey JD; Pragmatic Critical Care Research Group. Effect of Ventilator Mode on Ventilator-Free Days in Critically Ill Adults: A Randomized Clinical Trial. Chest. 2025 Oct;168(4):912-923. doi: 10.1016/j.chest.2025.03.024. Epub 2025 Apr 4.

Reference Type BACKGROUND
PMID: 40189043 (View on PubMed)

Other Identifiers

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K23HL175246

Identifier Type: NIH

Identifier Source: secondary_id

View Link

250596

Identifier Type: -

Identifier Source: org_study_id

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