Does high scatter on the Wechsler Adult Intelligence Scale–Fourth Edition general ability index reduce validity in predicting Wechsler Memory Scale–Fourth Edition indexes?

References

• American Psychological Association. (2002). Ethical principles of psychologists and code of conduct. American Psychologist, 57, 1060–1073.
   PubMedGoogle Scholar
• Detterman, D. K., & Daniel, M. H. (1989). Correlations of mental tests with each other and with cognitive variables are highest for low-IQ groups. Intelligence, 13(4), 349–359.
   Web of Science ®Google Scholar
• Drozdick, L. W., Holdnack, J. A., & Hilsabeck, R. C. (2011). Essential of WMS‒IV assessment. Wiley.
   Google Scholar
• Freberg, M. E., Vandiver, B. J., Watkins, M. W., & Canivez, G. L. (2008). Significant factor score variability of the WISC–III Full Scale IQ in predicting latter academic achievement. Applied Neuropsychology, 15(2), 131–139.
   PubMed Web of Science ®Google Scholar
• Glass, L. A., Bartels, J. M., & Ryan, J. J. (2009). WAIS–III FSIQ and GAI in ability–memory discrepancy analysis. Applied Neuropsychology, 16(1), 19–22.
   PubMed Web of Science ®Google Scholar
• Gong, Y. X. (1982). Manual for the Wechsler Adult Intelligence Scale: Chinese revision. Hunan Medical College.
   Google Scholar
• Gontkovsky, S. T., Kreiner, D. S., Ryan, J. J., Golden, C. J., & Teichner, G. (In press). Relative subtest scatter on the WAIS–IV in a clinical sample referred for neuropsychological assessment. The Clinical Neuropsychologist.
   Google Scholar
• Hayes, A. F. (2017). Introduction to mediation, moderation and conditional process analysis: A regression based approach (2nd ed.). The Guilford Press.
   Google Scholar
• Iverson, G. L., Lange, R. T., Viljoen, H., & Brink, J. (2006). WAIS-III General Ability Index in neuropsychiatry and forensic psychiatry inpatient samples. Archives of Clinical Neuropsychology, 21(1), 77–82.
   PubMed Web of Science ®Google Scholar
• Kent, P. L. (2020). The Wechsler Memory Scale: A guide for clinicians and researchers. Routledge.
   Google Scholar
• Lichtenberger, E. O., & Kaufman, A. S. (2013). Essentials of WAIS–IV assessment (2nd ed.). Wiley.
   Google Scholar
• Longman, R. S., Saklofske, D. H., & Fung, T. S. (2007). WAIS-III percentile scores by education and sex for U.S. and Canadian populations. Assessment, 14(4), 426–432.
   PubMed Web of Science ®Google Scholar
• Matarazzo, J. D., Daniel, M. H., Prifitera, A., & Herman, D. O. (1988). Inter-subtest scatter in the WAIS–R standardization sample. Journal of Clinical Psychology, 44(6), 940–950.
   Web of Science ®Google Scholar
• Matarazzo, J. D., & Herman, D. O. (1984). Relationship of education and IQ in the WAIS–R standardization sample. Journal of Consulting and Clinical Psychology, 52(4), 631–634.
   Web of Science ®Google Scholar
• McCloskey, G., Hartz, E. S., & Scipioni, K. (2013). A neuropsychological approach to interpretation of the WAIS–IV and the use of the WAIS–IV in learning disability assessments. In E. O. Lichtenberger and A. S. Kaufman (Eds.), Essentials of WAIS–IV assessment (2nd ed., pp. 216–253). Wiley.
   Google Scholar
• McLean, J. E., Kaufman, A. S., & Reynolds, C. R. (1989). Base rates of WAIS–R subtest scatter as a guide for clinical and neuropsychological assessment. Journal of Clinical Psychology, 45(6), 919–926.
   PubMed Web of Science ®Google Scholar
• Pearson. (2009). Advanced clinical solutions for WAIS-IV and WMS-IV: Clinical and interpretive manual. Pearson.
   Google Scholar
• Prigatano, G. P. (1978). Wechsler Memory Scale: A selective review of the literature. Journal of Clinical Psychology, 34(4), 816–832.
   PubMed Web of Science ®Google Scholar
• Rabin, L. A., Barr, W. B., & Burton, L. A. (2005). Assessment practices of clinical neuropsychologists in the United States and Canada: A survey of INS, NAN, and APA Division 40 members. Archives of Clinical Neuropsychology, 20(1), 33–65. https://doi.org/10.1016/j.acn.2004.02.005
   PubMed Web of Science ®Google Scholar
• Rabin, L. A., Paolillo, E., & Barr, W. B. (2016). Stability in test usage practices of clinical neuropsychologists in the United States and Canada over a 10-year period: A follow-up survey of INS and NAN members. Archives of Clinical Neuropsychology, 31(3), 206–230. https://doi.org/10.1093/arclin/acw007
   PubMed Web of Science ®Google Scholar
• Ryan, J. J., Dai, X. Y., & Paolo, A. M. (1992). Intersubtest scatter on the Mainland Chinese Version of the Wechsler Adult Intelligence Scale. Psychological Assessment, 4(1), 60–62. https://doi.org/10.1037/1040-3590.4.1.60
   Google Scholar
• Ryan, J. J., Kreiner, D. S., & Burton, D. B. (2002). Does high scatter affect the predictive validity of WAIS-III IQs? Applied Neuropsychology, 9(3), 173–178. https://doi.org/10.1207/S15324826AN0903_5
   PubMedGoogle Scholar
• Ryan, J. J., Paolo, A. M., & Smith, A. J. (1992). Wechsler Adult Intelligence Scale–revised inter-subtest scatter in brain damaged patients: A comparison with the standardization sample. Psychological Assessment, 4(1), 63–66. https://doi.org/10.1037/1040-3590.4.1.63
   Google Scholar
• Ryan, J. J., Paolo, A. M., & Van Fleet, J. N. (1994). Neurodiagnostic implications of abnormal Verbal-Performance IQ discrepancies on the WAIS–R: A comparison with the standardization sample. Archives of Clinical Neuropsychology, 9(3), 251–258. https://doi.org/10.1093/arclin/9.3.251
   PubMed Web of Science ®Google Scholar
• Ryan, J. J., Tree, H. A., Morris, J., & Gontkovsky, S. T. (2006). WAIS–III inter-subtest scatter: A comparison of brain-damaged patients and normal controls. Journal of Clinical Psychology, 62(10), 1319–1326. https://doi.org/10.1002/jclp.20307
   PubMed Web of Science ®Google Scholar
• Sattler, J. M., & Ryan, J. J. (2009). Assessment with the WAIS–IV. Author.
   Google Scholar
• Silverstein, A. B. (1989). Reliability and abnormality of scaled-score ranges. Journal of Clinical Psychology, 45(6), 926–929. https://doi.org/10.1002/1097-4679(198911)45:6<926::AID-JCLP2270450615>3.0.CO;2-O
   PubMed Web of Science ®Google Scholar
• Spearman, C. (1927). The abilities of man: Their nature and measurement. Macmillan.
   Google Scholar
• Tombaugh, T. N. (1996). Test of Memory Malingering (TOMM). Multi-Health Systems.
   Google Scholar
• Tulsky, D. S., Chelune, G. J., & Price, L. R. (2004). Development of a new delayed memory index for the WMS-III. Journal of Clinical and Experimental Neuropsychology, 26(4), 563–576. https://doi.org/10.1080/13803390490490782
   PubMed Web of Science ®Google Scholar
• Watkins, M. W., & Glutting, J. J. (2000). Incremental validity of WISC–III profile, elevation, scatter, and slope for predicting reading and math achievement. Psychological Assessment, 12(4), 402–408. https://doi.org/10.1037/1040-359.12.4.402
   PubMed Web of Science ®Google Scholar
• Watkins, M. W., Glutting, J. J., & Lei, P.-W. (2007). Validity of the Full-Scale IQ when there is significant variability among WISC–III and WISC–IV factor scores. Applied Neuropsychology, 14(1), 13–20. https://doi.org/10.1080/09084280701280353
   Web of Science ®Google Scholar
• Watkins, M. W., & Hetrick, C. J. (1999). MacPotthoff: Automated calculation of the Potthoff regression bias procedure. Behavior Research Methods, Instruments, & Computers, 31(4), 710–711. https://doi.org/10.3758/bf03200751
   PubMedGoogle Scholar
• Wechsler, D. (1991). Wechsler Intelligence Scale for children–Third Edition. The Psychological Corporation.
   Google Scholar
• Wechsler, D. (1981). Wechsler Adult Intelligence Scale–revised. The Psychological Corporation.
   Google Scholar
• Wechsler, D. (1997a). WMS‒III administration and scoring manual. The Psychological Corporation.
   Google Scholar
• Wechsler, D. (1997b). Wechsler Adult Intelligence Scale. –Third Edition. The Psychological Corporation.
   Google Scholar
• Wechsler, D. (2001). Wechsler Individual Achievement Test–Second Edition. The Psychological Corporation.
   Google Scholar
• Wechsler, D. (2003). Wechsler Intelligence Scale for Children–Fourth Edition. Pearson.
   Google Scholar
• Wechsler, D. (2008a). WAIS–IV: Technical and Interpretive Manual. Pearson.
   Google Scholar
• Wechsler, D. (2008b). WAIS–IV administration and scoring manual. Pearson.
   Google Scholar
• Wechsler, D. (2009). WMS–IV technical and interpretive manual. Pearson.
   Google Scholar
• Weiss, L. G., Saklofske, D. H., & Prifitera, A. (2003). Clinical interpretation of the WISC-III factor scores. In C. R., Reynolds & R. W. Kamphaus (Eds.), Handbook of psychological and educational assessment of children: Intelligence and achievement (2nd ed., pp. 115–146). Guilford Press.
   Google Scholar
• Weiss, L. G., Saklofske, D. H., Coalson, D. L., & Raiford, S. E. (2010). Theoretical empirical and clinical foundations of WAIS–IV index scores. In L. G. Weiss, D. H. Saklofske, D. Coalson, & S. E. Raiford (Eds.), WAIS–IV: Clinical use and interpretation (pp. 61–93). Elsevier.
   Google Scholar