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Related Experiment Video

Updated: Jun 16, 2026

Examining the Characteristics of Episodic Memory using Event-related Potentials in Patients with Alzheimer's Disease

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Published on: August 30, 2011

Prospective memory function in mild cognitive impairment and early dementia.

Claire Thompson¹, Julie D Henry, Peter G Rendell

¹School of Psychology, University of New South Wales, Sydney, NSW 2052, Australia. cthompson@psy.unsw.edu.au

Journal of the International Neuropsychological Society : JINS

|February 5, 2010

Summary

Mild cognitive impairment (MCI) and dementia impair prospective memory (PM), or remembering future intentions. Dementia patients show greater PM deficits than MCI patients, even after accounting for other cognitive issues.

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A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment

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Published on: January 11, 2020

Area of Science:

Neuroscience
Cognitive Psychology

Background:

Prospective memory (PM) is crucial for daily functioning.
Both mild cognitive impairment (MCI) and dementia are associated with PM deficits, but group differences and contributing factors are unclear.

Purpose of the Study:

To compare prospective memory (PM) performance in individuals with mild cognitive impairment (MCI), dementia, and healthy controls.
To investigate the extent to which PM impairment in MCI and dementia is secondary to other cognitive deficits.

Main Methods:

Employed Virtual Week, a task simulating real-world prospective memory demands.
Compared performance across three groups: MCI (n=48), dementia (n=39), and controls (n=53).

Main Results:

Both MCI and dementia groups showed significant prospective memory (PM) impairments compared to controls.
Dementia patients exhibited a greater magnitude of PM deficit than MCI patients.
PM impairment persisted in both clinical groups even after controlling for other cognitive variables.

Conclusions:

Individuals with mild cognitive impairment (MCI) and dementia experience generalized prospective memory (PM) difficulties.
While other cognitive deficits contribute, prospective memory itself appears uniquely disrupted in these conditions.