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Further investigations into performance variance on the Multiple Errands Test.

Shannon Scarff1,2, Hannah L Gullo1,3, Emily J Nalder4

  • 1School of Health and Rehabilitation Sciences, The University of Queensland, St Lucia, Australia.

Australian Occupational Therapy Journal
|November 13, 2023
PubMed
Summary

The Multiple Errands Test (MET) shows performance varies due to non-cognitive factors like assessment site and familiarity. These factors, along with psychological distress, influence test results, impacting executive function assessments.

Keywords:
anxiety (MeSH)cognition (MeSH)depression (MeSH)executive function (MeSH)performance-based assessment

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Area of Science:

  • Neuroscience
  • Psychology
  • Rehabilitation Science

Background:

  • The Multiple Errands Test (MET) assesses executive functions in daily activities.
  • Investigating non-cognitive factors influencing MET performance in healthy adults is crucial.

Purpose of the Study:

  • To examine the impact of non-cognitive factors on MET performance in neurologically intact adults.
  • To understand variability in MET outcomes beyond cognitive impairments.

Main Methods:

  • Cross-sectional study of 40 healthy Australian adults.
  • Participants completed hospital or shopping centre MET versions, with Performance Efficiency, Task Completions, and Rule Breaks recorded.
  • Demographic, psychological (anxiety, depression, test anxiety), and assessment-related (site familiarity) factors were analyzed.

Main Results:

  • Most participants completed tasks, but rule breaks and performance efficiency varied.
  • Assessment site and familiarity significantly impacted Performance Efficiency and Task Completions (p<0.05).
  • Psychological factors significantly related to Rule Breaks (p<0.05).

Conclusions:

  • Non-cognitive factors significantly influence MET performance.
  • Assessment site, familiarity, and psychological distress are key considerations for interpreting MET results.
  • Clinicians should account for these factors to accurately assess executive function.