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Assessment of Stress Effects on Cognitive Flexibility using an Operant Strategy Shifting Paradigm
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Quantifying police officers' arrest and self-defence skills: does performance decrease under pressure?

Arne Nieuwenhuys1, Simone R Caljouw, Maaike R Leijsen

  • 1Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, The Netherlands. a.nieuwenhuys@fbw.vu.nl

Ergonomics
|November 27, 2009
PubMed
Summary
This summary is machine-generated.

Police officers

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Area of Science:

  • Law Enforcement Training
  • Performance Psychology
  • Skill Assessment

Background:

  • Police officers regularly use arrest and self-defense skills.
  • Accurate assessment of these skills is crucial for effective policing.
  • Existing assessment methods may lack sufficient granularity.

Purpose of the Study:

  • To develop and validate a reliable and valid scale for measuring police officers' performance on key skills.
  • To investigate the impact of pressure on police officers' skill execution.
  • To inform training strategies by understanding performance under stress.

Main Methods:

  • Development and testing of a 5-point skill performance scale with police instructors.
  • Assessing inter-rater and intra-rater reliability of the new scale.
  • Evaluating the external and concurrent validity of the scale by comparing it with a binary scale under varying pressure conditions with 19 police officers.

Main Results:

  • The new 5-point scale demonstrated satisfactory inter-rater and good intra-rater reliability.
  • The scale exhibited good external and concurrent validity.
  • Police officers' performance significantly declined in a high-pressure environment compared to a low-pressure one.

Conclusions:

  • The developed 5-point scale is a reliable and valid tool for assessing police skills.
  • Performance pressure negatively impacts police officers' execution of critical skills.
  • Training programs should integrate psychological factors, such as pressure management, to enhance police performance.