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NCT04225702

Effect Of Aspirin Preoperative on Postoperative Cognitive Dysfunction In Elderly Patients Undergoing Knee Arthroplasty

Status unknown Last updated 13 January 2020
What this trial tests

trial in Elective Surgery in 220 participants. Status unknown.

Timeline
1 January 2020
Primary endpoint
30 June 2020
30 June 2020

Quick facts

Lead sponsorXuzhou Medical University
StatusStatus unknown
Study typeOBSERVATIONAL
Enrollment220
Start date1 January 2020
Primary completion30 June 2020
Estimated completion30 June 2020
Sites1 location across China

Conditions studied

Sponsor

Xuzhou Medical University

Who can join

60 and older, any sex, with Elective Surgery or Postoperative Cognitive Dysfunction. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

Studies have shown that the lifetime risk of developing symptomatic knee osteoarthritis is 40% in men and 47% in women; and the risk can be increased to 60% when the patient's BMI reaches 30 kg/m2. In this population, knee replacement is the most common, effective, and cost-effective method in all treatments with reducing pain, improving joint function and quality of life. Postoperative cognitive dysfunction (POCD) is a common complication in the elderly, and its incidence can reach 25-40% in major non-cardiac surgery. As for POCD can prolong hospital stay, increase mortality and morbidity, and increase social and economic burden, it is especially important for the prevention and treatment of POCD. However, The mechanism of POCD is still unclear. Studies suggest that it may involve inflammation and oxidative stress in the central nervous system. But for the elderly, they are in a state of low inflammatory response. At the same time, surgery and tourniquets also can trigger or aggravate inflammatory response. Once the inflammatory factors released into the blood circulation, they can act on the central nervous system in a variety of ways. As a result,elderly patients are more likely to develop POCD. In addition, some studies have shown that pain can also increase cognitive burden. Aspirin, its pharmacodynamic effects includes anti-inflammatory and analgesic effects which may have a certain effect on the prevention of POCD.

Publications & conference data

No peer-reviewed publications indexed yet for this trial.

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Other recruiting trials for Elective Surgery

Currently open trials in the same condition.

Other Xuzhou Medical University trials

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Data sources for this page

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