Neuropsychological Testing Joseph Cicchino Colleen Clougherty Jorge De La Torre Raul Espinoza Jr.
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Transcript of Neuropsychological Testing Joseph Cicchino Colleen Clougherty Jorge De La Torre Raul Espinoza Jr.
Neuropsychological TestingNeuropsychological Testing
Joseph Cicchino
Colleen Clougherty
Jorge De La Torre
Raul Espinoza Jr.
Williams, Arthur (2001). Williams, Arthur (2001). Psychometric concerns in Psychometric concerns in
neuropsychological testing. neuropsychological testing. Neuro Neuro Rehabilitation 16.Rehabilitation 16.
Attempts to describe measurement and norming problems that both exist and are common among neuropsychological tests
Shows the need for further development in neuropsychological testing.
Problems with BatteriesProblems with Batteries
Few batteries to show the ability of the test to distinguish between two or more diagnostic groups of concern
Standardize flexible and fixed battery tests
Flexible Battery ProblemFlexible Battery Problem
Scores on flexible battery tests differentiate
No group for comparison can exist
No bell shaped curve
Tests lack accuracy
ReliabilityReliability
Minimum reliability is 0.80
Many do not give reliability
Collecting new evidence is necessary
Problem Comparing ScoresProblem Comparing Scores
Comparing scores to means and standard deviations of “normal samples”
Different scores from tests
No normative sample
Critical ReviewCritical Review
Tests should be used with extreme caution
Further research is needed
THE ENDTHE END
Thank you