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Mindfulness-Based Stress Reduction for Older Adults: Effects on Executive Function, Frontal Alpha Asymmetry and Immune Function

Jan A Moynihan, Benjamin P. Chapman, Rafael Klorman, Michael S. Krasner, Paul R. Duberstein, Kirk Warren Brown, Nancy L. Talbot

Neuropsychobiology 2013 DOI: 10.1159/000350949 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Randomized controlled trial Peer reviewed
Sample size 201
Population Older adults
Intervention Mindfulness-based stress reduction (MBSR)
Duration Immediately after intervention and at 21 weeks and 24 weeks follow-up
Topics Meditation
Keywords Randomized controlled trial Perceived stress scale Clinical psychology Stress linguistics
Citations 213
Key findings MBSR produced small but significant improvements in executive function, mindfulness, and left frontal alpha asymmetry in older adults, but unexpectedly lower antibody responses at follow-up.

Abstract

BACKGROUND/AIMS: Mindfulness-based stress reduction (MBSR) has enhanced cognition, positive emotion, and immunity in younger and middle-aged samples; its benefits are less well known for older persons. Here we report on a randomized controlled trial of MBSR for older adults and its effects on executive function, left frontal asymmetry of the EEG alpha band, and antibody response.

Methods: Older adults (n = 201) were randomized to MBSR or waiting list control. The outcome measures were: the Trail Making Test part B/A (Trails B/A) ratio, a measure of executive function; changes in left frontal alpha asymmetry, an indicator of positive emotions or approach motivation; depression, mindfulness, and perceived stress scores, and the immunoglobulin G response to a protein antigen, a measure of adaptive immunity.

Results: MBSR participants had a lower Trails B/A ratio immediately after intervention (p < 0.05); reduced shift to rightward frontal alpha activation after intervention (p = 0.03); higher baseline antibody levels after intervention (p < 0.01), but lower antibody responses 24 weeks after antigen challenge (p < 0.04), and improved mindfulness after intervention (p = 0.023) and at 21 weeks of follow-up (p = 0.006).

Conclusions: MBSR produced small but significant changes in executive function, mindfulness, and sustained left frontal alpha asymmetry. The antibody findings at follow-up were unexpected. Further study of the effects of MBSR on immune function should assess changes in antibody responses in comparison to T-cell-mediated effector functions, which decline as a function of age.

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

Citations in the library

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