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A Structured Approach to Extubation in Mechanically Ventilated Rats

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Depressive disorders during weaning from prolonged mechanical ventilation.

Amal Jubran¹, Gerald Lawm, Joanne Kelly

¹Division of Pulmonary and Critical Care Medicine, Edward Hines Jr. Veterans Affairs Hospital, Hines, IL, USA. ajubran@lumc.edu

Intensive Care Medicine

|March 17, 2010

Summary

Depressive disorders in patients undergoing mechanical ventilation weaning are common and significantly increase the risk of weaning failure and mortality. Early identification and intervention are crucial for improving patient outcomes.

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Area of Science:

Critical Care Medicine
Psychiatry
Pulmonology

Background:

Mechanical ventilation poses significant emotional stress for patients due to total breathing dependence.
This psychological distress can negatively affect ventilator weaning success and patient survival rates.

Purpose of the Study:

To investigate the association between depressive disorders and outcomes in patients undergoing prolonged mechanical ventilation weaning.
To determine if depression predicts weaning failure and decreased survival in this vulnerable patient population.

Main Methods:

A prospective study enrolled 478 consecutive patients requiring prolonged mechanical ventilation weaning.
Psychiatric interviews were conducted by a clinical psychologist to diagnose depressive disorders.

Main Results:

Depressive disorders were diagnosed in 42% (142/336) of evaluable patients.
Patients with depressive disorders showed higher rates of weaning failure (61% vs. 33%) and mortality (24% vs. 10%).
Depression was an independent predictor of mortality (OR, 4.3; P = 0.0002).

Conclusions:

Depressive disorders are prevalent in patients being weaned from prolonged mechanical ventilation.
The presence of depressive disorders significantly increases the likelihood of weaning failure and mortality.