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Risk Factors for PPC
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Patient-Related Factors
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Age > 60 Years
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Chronic Obstructive Pulmonary Disorder
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American Society of Anesthesiologists (ASA) Class II Or Greater
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Functional Dependencea
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Congestive Heart Failure
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Obstructive Sleep Apnea
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Current Cigarette Use
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Impaired Sensoriumb
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Pulmonary Hypertension
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High-Complexity Operation (Work-Relative Value Units [Rvu] >17)
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Preoperative Sepsis
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Serum Albumin <3.5mg/Dl
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Hypernatremia (Serum Sodium >145)
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Surgery-Related Factors
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Prolonged Operation >3 Hours
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Surgical Sitec
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Emergency Operation
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General Anesthesia
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Perioperative Transfusion
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Residual Neuromuscular Blockade After An Operation
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- aPartial or total dependence, where partial dependence is defined as the need for devices, equipment, or assistance from another person for some activities of daily living, and total dependence is defined as the inability to perform any activities of daily living without assistance
- bAcutely confused or delirious patient who is able to respond to verbal or mild tactile stimulation, or mental status changes/delirium in the context of current illness
- cHighest risk procedures: neurosurgical, head and neck, aortic, thoracic, and upper abdominal