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Setting the Stage for the Inner Journey: Unraveling the Interplay of Contextual Factors and the Intensity of Ego-Dissolution in Naturalistic Psychedelic Experiences

Stanisław Adamczyk, Małgorzata Paczyńska, Anastasia Ruban, Jan Szczypiński, Michał Bola, Paweł Orłowski

February 26, 2025 preprint DOI: 10.31219/osf.io/qpx2z_v3 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Cross-sectional study
Sample size 862
Population Psychedelic users (701 used LSD, 553 used psilocybin mushrooms)
Topics Ego dissolution
Citations 1
Key findings Spiritual or self-healing motivations were associated with more intense ego-dissolution, while curiosity was associated with less intense effects; social and physical context showed no robust association.

Abstract

Psychedelic substances have the potential to induce profound alterations in cognition, emotionality, and sensory perception. The quality and intensity of these subjective effects exhibit high intra- and inter-individual variability, which can potentially be accounted for by the variability in contexts in which psychedelics are used. Therefore, the aim of the present cross-sectional study was to investigate how contextual factors - both internal and external - are related to the subjective intensity of psychedelic experiences. Participants filled an online survey and reported their motivations for past use of a given substance, frequency of use in different environments and social contexts. Additionally participants filled the Ego Dissolution Inventory to evaluate the intensity of past ego-dissolution experiences. Robust linear regression analysis was performed on data from 862 psychedelic users (701 used LSD and 553 used psilocybin mushrooms) and revealed that participants consuming psychedelics for spiritual or self-healing purposes reported more intense ego-dissolution experiences, while those reporting curiosity as a motivation reported less intense ego-dissolution effects. However, the social context and physical environment did not exhibit robust associations with the reported ego-dissolution, suggesting that setting might not account for ego-dissolution in naturalistic users, or that its impact is more complex or nuanced. Therefore, our study improves understanding of how contextual factors are related to the acute psychedelic experiences in naturalistic context, and thus could contribute to improving harm reduction strategies and optimizing psychedelic-assisted therapies.

Comparable studies

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

Study Year Design Participants
Naturalistic use of psychedelics is related to emotional reactivity and self-consciousness: The mediating role of ego-dissolution and mystical experiences Adults with varying histories of psychoactive substance use, including 1661... 2022 Cross-sectional survey n = 2,516
Linkages between Psychedelics and Meditation in a Population-Based Sample in the United States. American adults 2023 Cross-sectional survey n = 953
Losing the Self in Near-Death Experiences: The Experience of Ego-Dissolution. Near-death experiencers with NDE-C scale total score ≥27/80 2021 Survey n = 100
Cross-validation of the ego dissolution scale: implications for studying psychedelics. Adults recruited online 2023 Cross-sectional validation study n = 527
Phenomenological assessment of psychedelic induced experiences: Translation and validation of the German Challenging Experience Questionnaire (CEQ) and Ego-Dissolution Inventory (EDI) German-speaking adults with psychedelic experiences 2021 Cross-sectional psychometric validation study

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