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Unrealistic optimism bias is the tendency to overestimate the likelihood of positive outcomes. This cognitive bias makes individuals believe they are less likely to experience failures, setbacks, or risks and more likely to succeed than others. For example, people may assume they are less prone to health issues, accidents, or financial struggles than their peers, even when they share similar risk factors.One key component of this bias is the above-average effect, where individuals perceive...
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The influence of optimism on functionality after total hip replacement surgery.

Friedrich Balck1, Maike Lippmann2, Csilla Jeszenszky2

  • 1Medical Psychology and Medical Sociology, University Hospital Dresden, Germany friedrich.balck@uniklinikum-dresden.de.

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|January 23, 2015
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Summary

Optimism significantly impacts recovery after total hip replacement. Patients with higher optimism showed better lower limb function 3 months post-surgery, highlighting dispositional optimism

Keywords:
WOMACfunctionalityoptimismpessimismrecovery after total hip replacement

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Area of Science:

  • Orthopedics
  • Psychology
  • Rehabilitation Medicine

Background:

  • Optimism is a known factor influencing disease progression in conditions like cancer and HIV.
  • Previous research suggests psychological factors play a role in patient outcomes.

Purpose of the Study:

  • To determine if pre-operative optimism predicts lower limb functionality after total hip replacement.
  • To assess the influence of optimism on recovery at 3 and 6 months post-surgery.

Main Methods:

  • A cohort of 325 patients undergoing total hip replacement participated.
  • Optimism was assessed using the Life Orientation Test.
  • Lower limb functionality was measured with the Western Ontario and McMaster Universities arthrosis index.

Main Results:

  • Optimistic patients demonstrated significantly improved functionality over time.
  • A clear influence of dispositional optimism on recovery was observed within the first 3 months post-surgery.
  • General linear models analyzed the impact of age, gender, and optimism.

Conclusions:

  • Pre-operative optimism is a significant predictor of early functional recovery following total hip replacement.
  • Dispositional optimism positively influences patient outcomes in the initial post-operative period.