This study sought to determine if self-reported hypnotic depth (srHD) could be predicted from the variables of the Phenomenology of Consciousness Inventory - Hypnotic Assessment Procedure (PCI-HAP) (Pekala, 1995a, 1995b; Pekala & Kumar, 2007; Pekala et al., 2010), assessing several of the processes theorized by researchers to be associated with hypnotism: trance (altered state effects),...
Participants (N = 206) experienced 15-min of monotonous drumming either before or after hypnosis (Harvard scale). Participants completed the Phenomenology of Consciousness Inventory (PCI) in reference to the last 4-min of drumming. Stimulus order did not affect the objective trance levels as measured by the Harvard scores. The subjective trance level as measured by hypnoidal scores (predicted...