Failure to Find a Conditioned Placebo Analgesic Response.

ABSTRACT: Background: Associative learning has, in several studies, been modulated by the sex of the participant. Consistent with this, a recent review found that conditioned nocebo effects are stronger in females than in males. Purpose: It has been suggested that conditioned placebo responses are stronger in females, and this hypothesis was investigated in the present study. Cortisol and measures of negative emotions were taken to investigate if these processes could mediate any conditioned placebo effects. Methods: Cold pain was applied to the volar forearm. The Conditioned group received inert capsules prior to two presentations of less painful stimulations, to associate intake of the capsules with reduced pain. The pain control group received the same painful stimulation as

SUBMITTER: Flaten MA 

PROVIDER: S-EPMC6077950 | biostudies-literature | 2018

REPOSITORIES: biostudies-literature