The Standardized Psychometric Assessment of Altered States of Consciousness (ASCs) in Humans
Pharmacopsychiatry July 1, 1998 A. Dittrich 597 citations
The APZ questionnaire was developed in order to explore hypotheses on ASCs. First -- in a series of 11 experiments using different induction methods on N = 393 healthy subjects -- the hypothesis was tested that ASCs have major dimensions in common irrespective of the mode of their induction. In the International Study on Altered States of Consciousness (ISASC) the external validity of the...