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Related Concept Videos

The Placebo Effect01:54

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The placebo effect occurs when people's expectations or beliefs influence or determine their experience in a given situation. In other words, simply expecting something to happen can actually make it happen.
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Related Experiment Video

Updated: May 19, 2026

Determining Pain Detection and Tolerance Thresholds Using an Integrated, Multi-Modal Pain Task Battery
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Published on: April 14, 2016

Analgesic placebo treatment perceptions: acceptability, efficacy, and knowledge.

Nkaku R Kisaalita1, Michael E Robinson

  • 1Center for Pain Research and Behavioral Health, Department of Clinical and Health Psychology, University of Florida, Gainesville, Florida 32610-0165, USA.

The Journal of Pain
|August 3, 2012
PubMed
Summary

Patients are open to placebo analgesia, but perceptions of effectiveness and ethics vary. Understanding these views is key for integrating placebo components into pain management strategies.

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Area of Science:

  • Medical Ethics
  • Psychology
  • Pain Management

Background:

  • Evidence supports placebo analgesia efficacy, with patients potentially open to their use.
  • Ethical considerations and patient understanding of placebo mechanisms remain debated.
  • Lay individuals' perceptions of placebo analgesia are crucial for clinical application.

Purpose of the Study:

  • To investigate lay individuals' knowledge, acceptability, and perceived effectiveness of placebo analgesia.
  • To explore ethical considerations surrounding placebo treatments in pain management.
  • To examine how conceptualizations of placebos influence openness to their use.

Main Methods:

  • A web-based study surveyed 100 participants on their definitions and perceptions of placebo analgesia.
  • Participants responded to questions on knowledge, acceptability, effectiveness, and likelihood of use.
  • Data analyzed to understand attitudes towards placebo interventions across different healthcare providers.

Main Results:

  • Participants viewed placebos as mostly inert, with mixed views on effectiveness.
  • Acceptability varied by context, but moderate acceptance correlated with openness and positive outcomes.
  • Negative consequences were often mitigated by beneficial treatment outcomes.

Conclusions:

  • Assessing lay individuals' conceptualizations and perceptions of placebo treatments is vital for evaluating their ethics.
  • Findings inform the clinical integration of placebo components in pain management.
  • Further research on placebo education's impact on perceptions is warranted.