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Compared with general anesthesia, neuraxial or regional anesthesia with light, deep, or no sedation does not consistently decrease the incidence of delirium or other perioperative neurocognitive disorders (PND). A randomized trial in older patients undergoing hip fracture surgery noted a similar incidence of delirium in those who received neuraxial anesthesia (spinal and/or epidural) without any sedation compared with those who received general anesthesia [1]. Similar results have been noted in other randomized trials. We select an appropriate anesthetic technique based on considerations...
