Breathing tube showdown: PSV vs T-Piece in overweight ICU patients
NCT ID NCT07114289
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two methods of breathing trials for overweight and obese ICU patients before removing their breathing tube. One hundred adults with a BMI of 25 or higher who have been on a ventilator for over 24 hours will be randomly assigned to either pressure support ventilation or a T-piece for one hour. The goal is to see which method leads to more successful tube removal without needing to be put back on the ventilator within 72 hours.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 100 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Sep 2025
- Expected to finish
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Jul 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1\. Patients had undergone intubation and mechanical ventilation for more than 24 hours prior to the first spontaneous breathing trial. 2\. Adult patients aged ≥ 18 years. 3. BMI ≥ 25 kg/m². 4. Meeting all the Inter national Consensus Conference on weaning criteria: 1. Stable vital signs: heart rate \< 140 beats/min, systolic blood pressure: 90-160 mmHg, and no use of vasopressors or use of minimal doses (\<0.2 µg/kg per min). 2. Respiratory rate ≤ 35 breaths/min. 3. Adequate oxygenation, defined as either SpO2 \> 90% with FiO2 ≤ 0.4, or PaO2/FiO2 \> 150 mmHg with positive end-expiratory pressure (PEEP) ≤ 8 cmH2O. 4. Adequate cough strength (MIP \< -20 cmH2O). 5. An awake state, defined as a score of Richmond Agitation-Sedation Scale between +1 and -2, or Glasgow Coma Scale \> 8. 6. No continuous sedation. 5. Informed consent provided by the patient or their relatives. Exclusion Criteria: 1. Patients with tracheostomy. 2. Patients who had been admitted for traumatic brain injury. 3. Patients who had preexisting peripheral neuromuscular disease (underlying myopathy or myasthenia gravis). 4. Patients who had a do-not-reintubate order at the time of the initial spontaneous breathing trial were excluded 5. Patients who have already undergone a first spontaneous breathing trial. 6. Patients who had undergone extubation without an SBT 7. Protected populations: pregnant or breastfeeding women, individuals under guardianship, or those under legal protection. 8. Patients who refused to participate during the study.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
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The places running it
1 site. The list below names each one and where it is.
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The official record
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A doctor treating you
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Contacts and locations
Locations
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Taipei Medical University Hospital
RECRUITINGTaipei, 110, Taiwan
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