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Responsibility and hand washing behaviour.

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Responsibility influences washing compulsions. High responsibility in individuals with contamination fears led to longer washing, but reduced certainty that harm was prevented, suggesting sensory confidence is key.

Keywords:
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Area of Science:

  • Psychology
  • Cognitive Behavioral Therapy

Background:

  • Compulsions, such as checking, may persist due to poor memory confidence and repetition.
  • Previous research primarily focused on checking compulsions, with limited understanding of washing compulsions.

Purpose of the Study:

  • To investigate the role of responsibility in the persistence of washing behavior.
  • To examine if self-perpetuating mechanisms in checking compulsions apply to washing compulsions.

Main Methods:

  • Eighty undergraduates (high/low contamination fears) were studied under high/low responsibility conditions.
  • Measured wash duration and frequency of visiting key wash-related objects/locations.
  • Assessed memory for the wash and post-wash certainty of harm prevention.

Main Results:

  • Overvalued responsibility predicted longer washing duration.
  • Wash duration did not correlate with memory for the wash.
  • In high contamination fear individuals, longer washes predicted greater certainty of harm prevention only under low responsibility conditions.
  • Repetition predicted poorer sensory confidence, specifically in high contamination fear individuals under high responsibility.

Conclusions:

  • Self-perpetuating mechanisms in checking compulsions appear present in washing compulsions, particularly under high responsibility.
  • Sensory confidence may play a more significant role than memory confidence in persistent washing.
  • Further research is needed to understand washing compulsions under high responsibility conditions.