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Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach
Published on: February 14, 2014
Status of computerized cognitive testing in aging: a systematic review
Katherine Wild1, Diane Howieson, Frank Webbe
1Layton Aging and Alzheimer Center, Oregon Health and Science University, Portland, OR, USA. wildk@ohsu.edu
Alzheimer'S & Dementia : the Journal of the Alzheimer'S Association
|November 18, 2008
Summary
Computerized cognitive testing shows promise for early detection of cognitive decline in older adults. However, variability in test design and validation means each system requires individual assessment for reliability and usability.
Area of Science:
- Gerontology
- Neuroscience
- Psychometrics
Background:
- Early detection of cognitive decline in the elderly is crucial for therapeutic intervention.
- Computerized assessments offer a potential method for identifying subtle cognitive changes in aging populations.
Purpose of the Study:
- To systematically review computer-based cognitive testing for detecting cognitive decline in the elderly.
- To evaluate the status, reliability, and validity of existing computerized cognitive tests for aging individuals.
Main Methods:
- Systematic review of studies using computerized tests for age-related cognitive changes or mild cognitive impairment.
- Rating of 11 identified test batteries on normative data, validity, reliability, comprehensiveness, and usability.
- Minimum of two reviewers assessing all relevant published studies for each test.
Main Results:
- Five of the 11 reviewed computerized test batteries are specifically designed for or extensively used with the elderly.
- Variability exists in administration methods, from fully examiner- to fully self-administered.
- All reviewed tests possess basic reliability and validity data, but the rigor of validity testing varies significantly.
Conclusions:
- Computerized cognitive tests offer standardization, accurate latency measures, real-time comparisons, and cost efficiencies.
- Some tests enhance existing measures with complex algorithms or unique interfaces.
- Current computerized test batteries require case-by-case evaluation due to psychometric property variability.
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