May 3, 2024
Kasey Devitt, Johanna Prugger, Tim Hirschfeld et al.
preprint
The open data initiative Altered States Database (ASDB) collects psychometric questionnaire data on the subjective experiences of pharmacologically and non-pharmacologically induced altered states of consciousness. The ASDB is updated yearly and can be utilized by both researchers and non-scientists to access information or undertake further work on the data. The current update adds data...
Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology
October 1, 2023
Tim Hirschfeld, Johanna Prugger, Tomislav Majić et al.
24 citations
Lysergic acid diethylamide (LSD) is a potent classic serotonergic psychedelic, which facilitates a variety of altered states of consciousness. Here we present the first meta-analysis establishing dose-response relationship estimates of the altered states of consciousness induced by LSD. Data extracted from articles identified by a systematic literature review following PRISMA guidelines were...
February 22, 2023
Madlen Peters, Johanna Prugger, Petar Radoev Dimkov et al.
3 citations
preprint
The Altered States Database (ASDB) is an open science project, containing psychometric questionnaire data on altered states of consciousness experiences induced by diverse means. The database was first described in: Schmidt, T. T., & Berkemeyer, H. (2018). The Altered States Database: Psychometric Data of Altered States of Consciousness. In Front. Psychol. and an upgrade to cohere to the...
Sci Data
November 23, 2022
Johanna Prugger, Ekin Derdiyok, Jannis Dinkelacker et al.
36 citations
In this paper, we present the development of the Altered States Database (ASDB), an open-science project based on a systematic literature review. The ASDB contains psychometric questionnaire data on subjective experiences of altered states of consciousness (ASC) induced by pharmacological and non-pharmacological methods. The systematic review follows the Preferred Reporting Items for Systematic...
Scientific Data
2022
Cyril Costines, Ekin Derdiyok, Jannis Dinkelacker et al.
In this paper, we present the development of the Altered States Database (ASDB), an open-science project based on a systematic literature review. The ASDB contains psychometric questionnaire data on subjective experiences of altered states of consciousness (ASC) induced by pharmacological and non-pharmacological methods. The systematic review follows the Preferred Reporting Items for Systematic...