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ICU breathing tubes linked to brain fog months later?

NCT ID NCT01838798

Knowledge-focused Sponsor: Centre Hospitalier Universitaire de Nīmes Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at 125 patients who were in the ICU, on a breathing machine and sedated for at least 48 hours. Researchers want to see how many have trouble with thinking or memory four months after leaving the hospital. Patients will talk to a psychologist before leaving the ICU and again at two and four months after discharge.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this could help doctors understand which ICU patients are at risk for long-term thinking or memory problems, leading to better follow-up care.
What could go wrong
This is a small, early-stage observational study, not a treatment trial. It can only suggest links, not prove causes. Results may not apply to all ICU patients.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

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

125 people

The number who actually took part.

Start date

Nov 2013

Finished

Oct 2016

Lead sponsor

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

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * The patient (or his/her "trusted person") must have given his/her informed and signed consent * The patient must be insured or beneficiary of a health insurance plan * The patient is available for a telephone interview at 2 months after ICU discharge, and for a follow-up visit at 4 months after ICU discharge * Patient admitted to the ICU and intubated and ventilated for at least 48 hours Exclusion Criteria: * The patient is currently participating in or has participated in another study (within the past 3 months) that might influence the results of the current study * The patient is under judicial protection, under tutorship or curatorship * The patient refuses to sign the consent * It is impossible to correctly inform the patient * The patient is pregnant, parturient, or breastfeeding * The patient has a contra-indication for a treatment used in this study * Patient admitted to intensive care with sedation started for more than 24 hours * Patient with neurological or psychiatric (cognitive) disorders * Patient admitted for cardiac arrest * Patient admitted for stroke * Patient admitted for cervical trauma \> C6 * Patient presenting with tracheotomy accompanied by long-term mechanical ventilation * Moribund patient or with little hope of survival beyond 48 hours * Patients for whom a limitation or termination of care is considered * McCabe Score = 0 * Knauss Scale = C or D

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Conditions

The condition(s) this trial relates to.

Cognitive Dysfunction Depression depressive disorder post-traumatic stress disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Depression Stress disorders, post-traumatic

Contacts and locations

Locations

  • CHU de Nîmes - Hôpital Universitaire Carémeau

    Nîmes, 30029, France

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