A program for PCs that estimates premorbid WAIS-R IQ from demographic variables and compares the estimated IQ with an individual's IQ obtained from testing. The regression equations were built in a healthy UK sample (N=200, census-matched). To download click here.
For essential background details see the accompanying paper:
Crawford, J. R. & Allan, K.M. (1997). Estimating premorbid IQ with demographic variables: regression equations derived from a U.K. sample. The Clinical Neuropsychologist, 11, 192-197.
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Once downloaded, the programs can be run by any of the normal Windows procedures i.e. by clicking on file in File Manager or by placing on desktop etc.
The author of this software (John R Crawford) and the University of Aberdeen make no representations about the suitability of the software or about any content or information made accessible by the software, for any purpose.
The software is provided 'as is' without express or implied warranties, including warranties of merchantability and fitness for a particular purpose or noninfringement.
The software is provided gratuitously and, accordingly, the author shall not be liable under any theory or any damages suffered by you or any user of the software.
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