A virtual experimenter does not increase placebo hypoalgesia when delivering an interactive expectancy manipulation

Lack of standardization and unblinding threaten the research of mechanisms involved in expectancy effects on pain. We evaluated a computer-controlled virtual experimenter (VEx) to avoid these issues. Fifty-four subjects underwent a baseline-retest heat pain protocol. Between sessions, they received...

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Bibliografiske detaljer
Udgivet i:Sci Rep
Main Authors: Horing, Bjoern, Beadle, Sarah C., Inks, Zachariah, Robb, Andrew, Muth, Eric R., Babu, Sabarish V.
Format: Artigo
Sprog:Inglês
Udgivet: Nature Publishing Group UK 2020
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Article
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC7684301/
https://ncbi.nlm.nih.gov/pubmed/33230290
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1038/s41598-020-77453-9
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