Preop Cognitive Impairment Tied to TKA Delirium - Takeaways - MDSpire
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Preop Cognitive Impairment Tied to TKA Delirium

Older patients with documented cognitive impairment also experienced greater postoperative functional decline following elective total knee arthroplasty

  • By

  • Andrea Surnit

  • May 13, 2026

  • 4 min

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  • 1

    Older patients with preoperative cognitive impairment undergoing TKA had higher rates of postoperative delirium compared to those without impairment.

  • 2

    Postoperative functional dependence was significantly worse in patients with cognitive impairment, with only 17% remaining independent post-surgery.

  • 3

    The study found that 50% of patients with cognitive impairment were discharged to nonhome locations, compared to 36% of those without impairment.

  • 4

    The research highlighted the need for early identification of cognitive impairment to implement preemptive interventions and reduce adverse outcomes.

  • 5

    Limitations included reliance on clinical documentation for cognitive impairment and lack of standardized assessments for delirium and rehabilitation.

Original Source(s)

Preop Cognitive Impairment Tied to TKA Delirium

  • by Andrea Surnit

  • May 13, 2026

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