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Psychological variables implied in the therapeutic effect of ayahuasca: A contextual approach

Alba Franquesa, Alberto Sainz-Cort, Sam Gandy, Joaquim Soler, Miguel Ángel Alcázar‐córcoles, José Carlos Bouso

Psychiatry Research April 4, 2018 DOI: 10.1016/j.psychres.2018.04.012 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Cross-sectional study Peer reviewed
Sample size 122
Population Subjects with and without ayahuasca experience
Intervention Ayahuasca
Topics Ayahuasca Meditation
Keywords Context archaeology Psychotherapist Clinical psychology Introspection Cognitive psychology
Citations 58
Key findings Ayahuasca users scored higher than non-users in Decentering and Positive self, but not in other psychological variables like Valued living or Life fulfillment.

Abstract

Ayahuasca is a psychedelic decoction originating from Amazonia. The ayahuasca-induced introspective experience has been shown to have potential benefits in the treatment of several pathologies, to protect mental health and to improve neuropsychological functions and creativity, and boost mindfulness. The underlying psychological processes related to the use of ayahuasca in a psychotherapeutic context are not yet well described in the scientific literature, but there is some evidence to suggest that psychological variables described in psychotherapies could be useful in explaining the therapeutic effects of the brew. In this study we explore the link between ayahuasca use and Decentering, Values and Self, comparing subjects without experience of ayahuasca (n = 41) with subjects with experience (n = 81). Results confirm that ayahuasca users scored higher than non-users in Decentering and Positive self, but not in Valued living, Life fulfillment, Self in social relations, Self in close relations and General self. Scores in Decentering were higher in the more experienced subjects (more than 15 occasions) than in those with less experience (less than 15 occasions). Our results show that psychological process variables may explain the outcomes in ayahuasca psychotherapy. The introduction of these variables is warranted in future ayahuasca therapeutic studies.

Comparable studies

Other cross-sectional and survey studies on ayahuasca, most cited first.

Study Year Design Participants
Survey of subjective "God encounter experiences": Comparisons among naturally occurring experiences and those occasioned by the classic psychedelics psilocybin, LSD, ayahuasca, or DMT Adults reporting a single most memorable God encounter experience, either nondrug or... 2019 Cross-sectional survey n = 4,285
Adverse effects of ayahuasca: Results from the Global Ayahuasca Survey. Ayahuasca users from more than 50 countries who completed an online survey 2022 Cross-sectional survey n = 10,836
Ayahuasca in adolescence: a preliminary psychiatric assessment. Adolescents from a Brazilian ayahuasca sect and matched controls 2005 Controlled cross-sectional study n = 80
Psychological and neuropsychological assessment of regular hoasca users. Regular hoasca users from a U.S. branch of União do Vegetal and matched non-user controls 2016 Cross-sectional study n = 57
Indoleamine Hallucinogens in Cluster Headache: Results of the Clusterbusters Medication Use Survey People with cluster headache 2015 Cross-sectional survey n = 496

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