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Deciphering the Link Between Postoperative Delirium, Rehospitalization, and Cognitive Decline in Older Adults

MedXY Editorial Team•Aug 10, 2026•Internal Medicine
rehospitalizationpostoperative deliriumolder adultscognitive decline

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Postoperative delirium is linked to significant long-term cognitive decline in adults aged 70 and older. Rehospitalizations, more frequent in patients experiencing delirium, are independently associated with cognitive deterioration but do not mediate the delirium-cognitive decline relationship. These findings suggest other underlying mechanisms beyond acute illness episodes contribute to the lasting impact of delirium on cognition.

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This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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