Update of the Altered States Database (ASDB): 2022-12-31
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 that compiles psychometric questionnaire data on altered states of consciousness experiences induced by various methods. This update reports a systematic literature review following PRISMA guidelines, where 431 items were screened and data from 23 eligible journal articles were extracted, covering literature up to December 31, 2022. The complete dataset is publicly available on the Open Science Framework.