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Effects and safety of virtual reality-based mindfulness in patients with psychosis: a randomized controlled pilot study.

Bo-Mi Lee, Sung-Wan Kim, Bong Ju Lee, Seung-Hee Won, Yong-Han Park, Chae Yeong Kang, Ling Li, Fatima Zahra Rami, Young-Chul Chung

Schizophrenia September 13, 2023 DOI: 10.1038/s41537-023-00391-8 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Randomized controlled trial (pilot) Pilot study Peer reviewed
Sample size 64
Population Patients with psychosis
Interventions Virtual reality-based mindfulness (VBM) VR control
Duration 8 weekly sessions, each about 30 minutes
Measures Experiences Questionnaire (EQ), Psychotic Symptom Rating Scales-Delusion (PSYRATS-D), PSYRATS-Auditory Hallucinations (PSYRATS-AH), Motivation and Pleasure Scale-Self Rating (MAP-SR), safety questionnaire, skin conductance level (SCL), heart rate (HR), RR interval
Topics Meditation
Key findings VBM was not more effective than VR control for decentering or psychiatric symptoms, with no significant group-by-time or main effects on those scales. Within the VBM group, decentering increased and PSYRATS-D preoccupation amount and duration decreased, and a group-by-time interaction appeared for MAP-SR close-relationship feelings. VR sickness was frequent but mild.

Abstract

Virtual reality (VR) technology can be a supporting tool to enhance mindfulness. Recently, many research using VR-based mindfulness (VBM) has been carried out in various psychiatric disorders but not in psychosis. We investigated safety and effects of virtual reality-based mindfulness (VBM) in patients with psychosis as a pilot study. Sixty-four patients were randomly assigned to VBM or to VR control. For VBM, education and meditation videos were provided. For VR control, 3-dimensional natural scenes were shown. Both programs consisted of 8 weekly sessions, each lasting about 30 min. Pre- and post-assessments were performed using the experiences questionnaire (EQ), psychotic symptom rating scales-delusion (PSYRATS-D), PSYRATS-auditory hallucinations (AH), motivation and pleasure scale-self rating (MAP-SR) and etc. The safety questionnaire was also surveyed after 1st and 8th session. Physiological measures such as skin conductance level (SCL), heart rate (HR) and RR interval, were collected during the VR interventions. Limited individuals participated in the safety questionnaire and physiological measures. All the results were presented in mean and standard deviation. We did not observe significant results in group x time interaction and main effects of group and time in the decentering and clinical scales. However, within group comparison showed that patients randomized to VBM showed increased decentering (p = 0.029) and decreased amount (p = 0.032) and duration of preoccupation (p = 0.016) in the PSYRATS-D. For the feelings and motivations about close caring relationships of the MAP-SR, we observed a significant group x time interaction (p = 0.027). The frequency of VR sickness was high but its severity was mild. There were significant differences only in HR over time in the VBM group (p = 0.01). These results suggest that VBM was not more effective in reducing decentering and psychiatric symptoms than VR control but its adversity was modest.

Comparable studies

Other randomized controlled trials on meditation, most cited first.

Study Year Design Participants
Alterations in Brain and Immune Function Produced by Mindfulness Meditation Healthy employees in a work environment 2003 Randomized controlled trial n = 41
Prevention of relapse/recurrence in major depression by mindfulness-based cognitive therapy. Recovered recurrently depressed patients 2000 Randomized controlled trial n = 145
Open hearts build lives: Positive emotions, induced through loving-kindness meditation, build consequential personal resources. Working adults 2008 Randomized controlled trial n = 139
Short-term meditation training improves attention and self-regulation Undergraduate Chinese students 2007 Randomized controlled trial n = 40
Mindfulness-Based Cognitive Therapy for Depression: Replication and Exploration of Differential Relapse Prevention Effects. Recovered recurrently depressed patients 2004 Randomized controlled trial n = 73

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