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Hypnotic analgesia: dissociated experience or dissociated control?

M E Miller1, K S Bowers

  • 1Illinois Masonic Medical Center, Chicago.

Journal of Abnormal Psychology
|February 1, 1993
PubMed
Summary
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High-hypnotizable individuals experienced greater pain reduction from hypnotic analgesia and stress inoculation. Hypnotic analgesia did not impair cognitive tasks, suggesting it requires minimal cognitive effort.

Area of Science:

  • Psychology
  • Neuroscience
  • Pain Management

Background:

  • Hypnotic analgesia is a technique used to reduce pain perception.
  • The cognitive mechanisms underlying hypnotic analgesia are debated.
  • The social psychological model of hypnosis suggests conscious cognitive effort is involved.

Purpose of the Study:

  • To compare the effectiveness of hypnotic analgesia and stress inoculation in reducing pain.
  • To investigate the cognitive resources required for hypnotic analgesia versus stress inoculation.
  • To challenge existing models of hypnosis and pain reduction.

Main Methods:

  • Study participants were divided into high-hypnotizable and low-hypnotizable groups (n=18 each).
  • Pain reduction was assessed following hypnotic analgesia and stress inoculation.

Related Experiment Videos

  • Performance on a cognitively demanding task was measured to evaluate cognitive resource allocation.

    • Main Results:

    • High-hypnotizable subjects showed superior pain reduction with both methods.
    • Stress inoculation, unlike hypnotic analgesia, impaired performance on a cognitive task.
    • This suggests hypnotic analgesia operates with minimal cognitive effort.

    Conclusions:

    • Hypnotic analgesia may directly activate pain reduction pathways, bypassing conscious cognitive strategies.
    • Findings challenge the social psychological model and the notion of dissociated experience.
    • Results support the concept of dissociated control in hypnotic analgesia.