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The MATRICS Consensus Cognitive Battery, part 1: test selection, reliability, and validity.
Keith H Nuechterlein1, Michael F Green, Robert S Kern
1Department of Psychology, UCLA Semel Institute for Neuroscience and Human Behavior, 300 Medical Plaza, Rm. 2251, Los Angeles, CA 90095-6968, USA. keithn@ucla.edu
The American Journal of Psychiatry
|January 4, 2008
Summary
Developing a standard cognitive test battery for schizophrenia is crucial for advancing new treatments. The Measurement and Treatment Research to Improve Cognition in Schizophrenia (MATRICS) initiative successfully created a consensus cognitive battery for clinical trials.
Area of Science:
- Neuroscience
- Psychiatry
- Clinical Psychology
Background:
- Schizophrenia treatment is hindered by the absence of a standard method for assessing cognitive deficits.
- Cognitive impairment is a core symptom of schizophrenia, significantly impacting functional outcomes.
- The National Institute of Mental Health's Measurement and Treatment Research to Improve Cognition in Schizophrenia (MATRICS) initiative aimed to address this gap.
Purpose of the Study:
- To develop a consensus cognitive test battery for use in clinical trials of cognition-enhancing treatments for schizophrenia.
- To establish a standardized, reliable, and valid measure of cognitive change in schizophrenia.
Main Methods:
- A systematic evaluation of over 90 cognitive tests across seven domains was conducted by the MATRICS Neurocognition Committee.
- An expert panel assessed candidate tests based on predefined criteria, leading to the selection of 20 tests for a beta battery.
- The beta battery was administered to individuals with schizophrenia, with re-administration to assess test-retest reliability and practice effects.
Main Results:
- Expert panel ratings for 36 initially selected tests are detailed.
- Data regarding test-retest reliability, practice effects, functional correlations, practicality, and tolerability were collected for the beta battery.
- Based on comprehensive data analysis, 10 tests were selected to form the final MATRICS Consensus Cognitive Battery, representing seven key cognitive domains.
Conclusions:
- The consensus-driven approach proved effective and equitable for selecting cognitive tests.
- The MATRICS Consensus Cognitive Battery is poised to become the standard for evaluating cognitive function in schizophrenia clinical trials.
- This battery may also facilitate the assessment of cognitive remediation strategies in schizophrenia.
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