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Study · Randomized controlled trial · n = 20 · 2024

2 results

Revealed masks: Facial mimicry after oxytocin administration in forensic psychopathic patients.

Rijnders RJP, van Boxtel A, de Wied M, van Honk J, Kempes MM, Bos PA

Journal of psychiatric research25 Jun 2024

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study2

2 results from studies that gave the peptide. 2 results from people.

  1. 01HumanRandomized controlled trialEfficacy outcome

    In male forensic psychopathic patients, oxytocin did not significantly change short-latency corrugator responses compared with placebo.

    In plain wordsIn male forensic patients with psychopathy, oxytocin did not change the short-latency frown-muscle response compared with placebo.

    Peptide
    Oxytocin
    Outcome
    No significant changeShort-latency corrugator response
    Study

    n = 20

    Comparator
    Placebo
    Outcome group
    Social behavior and cognition · Mental health and mood
    Studied dose
    Dose not stated

    Source sentences

    Summary
    Compared with placebo, we found no oxytocin-related significant short-latency responses of the corrugator and the zygomaticus.
    1 context sentence
    Summary · context
    Exclusively in the group of 20 psychopathic patients, we tested in a placebo-controlled crossover within-subject design the hypothesis that oxytocin would enhance short-latency facial mimicry.
  2. 02HumanRandomized controlled trialEfficacy outcome

    In male forensic psychopathic patients, oxytocin did not significantly change short-latency zygomaticus responses compared with placebo.

    In plain wordsIn male forensic patients with psychopathy, oxytocin did not change the short-latency smile-muscle response compared with placebo.

    Peptide
    Oxytocin
    Outcome
    No significant changeShort-latency zygomaticus response
    Study

    n = 20

    Comparator
    Placebo
    Outcome group
    Social behavior and cognition · Mental health and mood
    Studied dose
    Dose not stated

    Source sentences

    Summary
    Compared with placebo, we found no oxytocin-related significant short-latency responses of the corrugator and the zygomaticus.
    1 context sentence
    Summary · context
    Exclusively in the group of 20 psychopathic patients, we tested in a placebo-controlled crossover within-subject design the hypothesis that oxytocin would enhance short-latency facial mimicry.

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 2Current

    11 Oct 2026, 00:50 UTC

    Study results updated

  2. Version 1

    9 Oct 2026, 02:48 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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