Association of gut microbiota and arginine-agmatine metabolism with postoperative delirium in elderly patients following lower limb fracture surgery: a prospective nested case-control study.

OBJECTIVE: This study aimed to investigate the role of gut microbiota and arginine-agmatine metabolic levels in the pathogenesis of postoperative delirium (POD) in elderly patients following lower limb fracture surgery. METHODS: This prospective nest…

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