| Demographics |
Type of Operation |
Early Complications of Operation |
| Increasing age |
Hip fracture |
Low hematocrit |
| Male gender |
Cardiac surgery |
Cardiogenic shock |
| Comorbidities |
Vascular surgery |
Hypoxemia |
| Impaired Cognition |
Complexity of Operation |
Prolonged intubation |
| Dementia |
Operation time |
Sedation Management |
| Mild Cognitive Impairment |
Shock / hypotension |
Pain |
| Preoperative Memory Complaint |
Arrythmia |
Later Complications of Operation |
| Atherosclerosis |
Decreased cardiac output |
Low albumin |
| Intracranial Stenosis |
Emergency surgery |
Abnormal electrolytes |
| Carotid Stenosis |
Operative Factors |
Iatrogenic complications |
| Peripheral Vascular Disease |
Intraoperative temperature |
Pain |
| Prior Stroke / Transient Ischemic Attack |
Benzodiazepine administration |
Infection |
| Diabetes |
Propofol administration |
Liver Failure |
| Hypertension |
Blood Transfusion |
Renal Failure |
| Atrial fibrillation |
Anaesthesia Factors |
Sleep-wake disturbance |
| Low albumin |
Type of anesthesia |
Alcohol withdrawal |
| Electrolyte abnormalities |
Duration of anesthesia |
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| Psychiatric Disease |
Cognitively Active Medications |
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| Anxiety |
|
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| Depression |
|
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| Benzodiazepine use |
|
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| Function |
|
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| Impaired functional status |
|
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| Sensory impairment |
|
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| Lifestyle Factors |
|
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| Alcohol use |
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| Sleep deprivation |
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| Smoking |
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