http://aja.sagepub.com/content/29/6/503?etoc
A Randomized Controlled Trial of Efficacy, Comparative Duration, Feasibility, and Experiential Relevance
- Jorge Alves, MSc1⇑
- Filipa Alves-Costa, MSc2
- Rosana Magalhães, MSc1
- Óscar F. Gonçalves, PhD1,3
- Adriana Sampaio, PhD1
- 1Neuropsychophysiology Lab, CIPsi, School of Psychology, University of Minho, Braga, Portugal
- 2Justice and Violence Applied Research Unit, CIPsi, School of Psychology, University of Minho, Braga, Portugal
- 3Department of Counseling and Applied Educational Psychology, Bouvé College of Health Sciences, Northeastern University, Boston, MA, USA
- Jorge Alves, MSc, Laboratório de Neuropsicofisiologia, Escola de Psicologia, Universidade do Minho, Campus de Gualtar 4710-057, Braga, Portugal. Email: jorge.alves@psi.uminho.pt
Abstract
Although some studies point to cognitive
stimulation as a beneficial therapy for older adults with cognitive
impairments,
this area of research and practice is still lacking
dissemination and is underrepresented in many countries. Moreover, the
comparative effects of different intervention
durations remain to be established and, besides cognitive effects,
pragmatic
parameters, such as cost-effectiveness and
experiential relevance to participants, are seldom explored. In this
work, we present
a randomized controlled wait-list trial evaluating 2
different intervention durations (standard = 17 vs brief = 11 sessions)
of a cognitive stimulation program developed for
older adults with cognitive impairments with or without dementia. 20
participants
were randomly assigned to the standard duration
intervention program (17 sessions, 1.5 months) or to a wait-list group.
At
postintervention of the standard intervention
group, the wait-list group crossed over to receive the brief
intervention program
(11 sessions, 1 month). Changes in
neuropsychological, functionality, quality of life, and caregiver
outcomes were evaluated.
Experience during intervention and costs and
feasibility were also evaluated. The current cognitive stimulation
programs (ie,
standard and brief) showed high values of
experiential relevance for both intervention durations. High adherence,
completion
rates, and reasonable costs were found for both
formats. Further studies are needed to definitively establish the
potential
efficacy, optimal duration, cost-effectiveness, and
experiential relevance for participants of cognitive intervention
approaches.
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