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The effect of mindfulness-based intervention on neurobehavioural functioning and its association with white-matter microstructural changes in preterm young adolescents

Vanessa Siffredi, Maria Chiara Liverani, Dimitri van de Ville, Lorena G. A. Freitas, Cristina Borradori Tolsa, Petra Susan Hüppi, Russia Ha‐Vinh Leuchter

Scientific Reports February 3, 2023 DOI: 10.1038/s41598-023-29205-8 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Pre-post intervention study Peer reviewed
Sample size 32
Population Very preterm young adolescents
Intervention Mindfulness-based intervention (MBI)
Duration 8-week intervention
Measures neuropsychological testing, parent- and self-reported questionnaires, multi-shell diffusion MRI (DTI and NODDI measures)
Topics Meditation
Citations 13
Key points Parent-reported global executive functioning improved after an 8-week mindfulness-based intervention in very preterm adolescents, and this improvement was associated with increased fractional anisotropy and decreased axonal dispersion in white-matter tracts involved in executive processes. Those born at lower gestational age showed the greatest white-matter microstructural changes.

Abstract

Very preterm (VPT) young adolescents are at high risk of executive, behavioural and socio-emotional difficulties. Previous research has shown significant evidence of the benefits of mindfulness-based intervention (MBI) on these abilities. This study aims to assess the association between the effects of MBI on neurobehavioral functioning and changes in white-matter microstructure in VPT young adolescents who completed an 8-week MBI program. Neurobehavioural assessments (i.e., neuropsychological testing, parents- and self-reported questionnaires) and multi-shell diffusion MRI were performed before and after MBI in 32 VPT young adolescents. Combined diffusion tensor imaging (DTI) and neurite orientation dispersion and density imaging (NODDI) measures were extracted on well-defined white matter tracts (TractSeg). A multivariate data-driven approach (partial least squares correlation) was used to explore associations between MBI-related changes on neurobehavioural measures and microstructural changes. The results showed an enhancement of global executive functioning using parent-reported questionnaire after MBI that was associated with a general pattern of increase in fractional anisotropy (FA) and decrease in axonal dispersion (ODI) in white-matter tracts involved in executive processes. Young VPT adolescents with lower gestational age at birth showed the greatest gain in white-matter microstructural changes after MBI.

Comparable studies

Other non-randomized and open-label trials on meditation, most cited first.

Study Year Design Participants
Mindfulness-Based Stress Reduction in Relation to Quality of Life, Mood, Symptoms of Stress, and Immune Parameters in Breast and Prostate Cancer Outpatients Early-stage breast and prostate cancer patients 2003 Pre-post intervention study n = 59
Exploring self‐compassion and empathy in the context of mindfulness‐based stress reduction (MBSR) Community sample 2010 Pre-post intervention study
Mindfulness-Based Stress Reduction Lowers Psychological Distress In Medical Students Second-year medical students 2003 Prospective nonrandomized cohort-controlled study n = 302
Intensive meditation training, immune cell telomerase activity, and psychological mediators. Retreat participants and matched controls 2011 Controlled trial with wait-list control group n = 60
The Effectiveness of Mindfulness Training for Children with ADHD and Mindful Parenting for their Parents Children aged 8-12 with ADHD and their parents 2011 Within-group waitlist controlled trial n = 22

Citations in the library

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