Objectives: This study evaluated the efficacy of a multidomain brain health intervention on health behavior change and sought to understand whether health literacy or brain health knowledge predicted engagement with the intervention.
Methods: One-hundred thirty midlife and older adults were assigned to one of three intervention conditions: brain fitness (B-Fit) utilizing education and goal setting, education-only, or waitlist. Questionnaires were completed at baseline and post-intervention.
Results: Both B-Fit and education-only conditions reported improvements in health behaviors over time. Although effect size for the education-only condition was moderate, only the B-Fit condition differed significantly in health behaviors from the waitlist post-intervention. Lower baseline brain health knowledge predicted improvements in health behaviors for education-only condition.
Discussion: The multidomain brain health intervention was successful in helping participants change their behaviors, but it was not more effective than the education-only condition. For those with lower brain health knowledge, an education-only intervention may be sufficient to encourage behavior change.
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http://dx.doi.org/10.1177/08982643211032483 | DOI Listing |
Neurology
September 2011
Banner Alzheimer's Institute, 901 E Willetta Street, Phoenix, AZ 85006, USA.
Arch Gen Psychiatry
August 2011
Banner Alzheimer's Institute, 901 E Willetta St., Phoenix, AZ 85006, USA.
Arch Neurol
October 2011
Division of Epidemiology, University of California, Berkeley, 94720-3190, USA.
Objective: To delineate the trajectories of Aβ42 level in cerebrospinal fluid (CSF), fludeoxyglucose F18 (FDG) uptake using positron emission tomography, and hippocampal volume using magnetic resonance imaging and their relative associations with cognitive change at different stages in aging and Alzheimer disease (AD).
Design: Cohort study.
Setting: The 59 study sites for the Alzheimer's Disease Neuroimaging Initiative.
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