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Prospective memory intervention using visual imagery in individuals with brain injury
Sarah A Raskin1,2, Michael P Smith2, Ginger Mills3
1a Department of Psychology , Trinity College , Hartford , CT , USA.
Neuropsychological Rehabilitation
|March 14, 2017
Summary
This study shows a new metacognitive visual imagery technique improved prospective memory in brain injury survivors. Gains were maintained long-term, offering a restorative approach beyond compensatory strategies.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Rehabilitation Science
Background:
- Prospective memory (PM) deficits are prevalent after brain injury, impacting daily functioning and independence.
- Current management often relies on compensatory strategies (e.g., notebooks, electronic reminders).
- A restorative approach, aiming for generalized improvements, is theoretically advantageous.
Purpose of the Study:
- To evaluate the efficacy of a metacognitive visual imagery technique for improving prospective memory after brain injury.
- To assess the generalizability and long-term maintenance of treatment gains.
Main Methods:
- An AB-BA crossover design was used with 20 individuals with brain injury.
- Active treatment involved a metacognitive technique with visual imagery, rote repetition, and spaced retrieval.
- A no-treatment attention control condition (B) was employed; 20 healthy participants controlled for re-testing effects.
Main Results:
- Individuals with brain injury showed significant improvement in prospective memory (Memory for Intentions Screening Test) only after the active treatment phase.
- Some generalization of treatment effects to daily life was observed.
- Treatment gains were sustained at a one-year follow-up.
Conclusions:
- The metacognitive visual imagery technique offers a promising restorative approach for prospective memory deficits post-brain injury.
- This intervention demonstrates potential for improving daily functioning and long-term independence.
- Further research should explore wider application and specific components of the technique.
