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[Risk Factors for Postoperative Delirium after Cardiac Surgery]
Christian Gernhardt1, Sophie Kluge1, Mira Meon1
1Klinik für Psychiatrie und Psychotherapie, Universität Lübeck.
Fortschritte Der Neurologie-Psychiatrie
|June 1, 2017
Summary
Postoperative delirium is common after cardiac surgery. Key risk factors include reduced cognitive performance, higher comorbidity, and advanced age, aiding prevention strategies.
Area of Science:
- Cardiology
- Geriatrics
- Psychiatry
Background:
- Delirium is a frequent psychiatric complication following cardiac surgery.
- It is associated with increased patient mortality and morbidity.
- Identifying preoperative risk factors is crucial for delirium prevention.
Purpose of the Study:
- To identify preoperative risk factors for delirium after cardiac surgery.
- To assess the incidence and predictors of postoperative delirium.
Main Methods:
- Prospective longitudinal study involving 241 elective cardiac surgical patients.
- Preoperative assessment of potential risk factors.
- Twice-daily delirium assessment for five postoperative days.
Main Results:
- Delirium occurred in 13% of patients.
- Reduced cognitive performance (OR: 3.80), higher comorbidity (OR: 1.36), and advanced age (OR: 1.08) were significant risk factors.
- These factors were associated with an increased risk of developing delirium.
Conclusions:
- Delirium is a common outcome after cardiac surgery.
- Patients with lower cognitive function, greater comorbidity, and older age are at higher risk.
- Understanding these risk factors can guide targeted prevention efforts.
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