Differential Classical Conditioning of the Nocebo Effect: Increasing Heat-Pain Perception without Verbal Suggestions.

Front Psychol · 2017 · PMC5733554 · PMID 29321752

Europe PMC DOI

hedged sentence

0.2380

closest p · 4.8× alpha

0.2380

boldest claim

The sentences

did not reach statistical significancep = 0.238not close (p > 0.1)

A medium effect size suggests that responders also perceived the high heat as more intense compared to the non-responders, although this difference did not reach statistical significance (responders M = 64.5, SD = 17.69, non-responders M = 54.8, SD = 10.15, U = 69, p = 0.238, Cohen’s d = 0.67).

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