Comprehensive Psychiatry
Volume 48, Issue 3 , Pages 276-282 , May 2007

Intellectual functioning and memory deficits in schizophrenia

  • Juan Carlos Ruiz

      Affiliations

    • Department of Methodology, Facultad de Psicología, University of Valencia, 46010 Valencia, Spain
    • Corresponding Author InformationCorresponding author. Tel.: +34 963 864 414; fax: +34 963 864 697.
  • ,
  • María José Soler

      Affiliations

    • Department of Basic Psychology, University of Valencia, 46010 Valencia, Spain
  • ,
  • Inma Fuentes

      Affiliations

    • Department of Personality, Evaluation, and Psychological Treatments, University of Valencia, 46010 Valencia, Spain
  • ,
  • Pilar Tomás

      Affiliations

    • Center for Rehabilitation and Social Integration, Department of Social Welfare of the Regional Government of Valencia, 46001 Valencia, Spain

References 

  1. Aleman A, Hijman R, de Haan EHF, Kahn RS. Memory impairment in schizophrenia: a meta-analysis. Am J Psychiatry. 1999;156:1358–1366
  2. McKenna PJ, Clare L, Baddeley AD. Schizophrenia. In:  Baddeley AD,  Wilson BA,  Watts FN editor. The handbook of memory disorders. New York: John Wiley and Sons; 1995;p. 271–292
  3. Kuperberg G, Heckers S. Schizophrenia and cognitive function. Curr Opin Neurobiol. 2000;10:205–210
  4. McKenna PJ, Ornstein T, Baddeley AD. Schizophrenia. In:  Baddeley AD,  Kopelman MD,  Wilson BA editor. The handbook of memory disorders. 2nd ed. West Sussex (UK): John Wiley and Sons; 2002;p. 413–435
  5. Kéri J, Kanka Z. Critical evaluation of cognitive dysfunctions as endophenotypes of schizophrenia. Acta Psychiatr Scand. 2004;110:83–91
  6. Palmer BW, Heaton RK, Paulsen JS, Kuck J, Braff D, Harris MJ, et al. Is it possible to be schizophrenic yet neuropsychologically normal?. Neuropsychology. 1997;11:437–446
  7. Goldstein G, Shemansky WJ. Influences on cognitive heterogeneity in schizophrenia. Schizophr Res. 1995;18:59–69
  8. Weickert TW, Goldberg TE, Gold JM, Bigelow LB, Egan MF, Weinberger DR. Cognitive impairment in patients with schizophrenia displaying preserved and compromised intellect. Arch Gen Psychiatry. 2000;57:907–913
  9. Badcock JC, Dragovic M, Waters AV, Jablensky A. Dimensions of intelligence in schizophrenia: evidence from patients with preserved, deteriorated and compromised intellect. J Psychiatr Res. 2005;39:11–19
  10. Kremen WS, Seidman LJ, Farone SV, Tsuang MT. Intelligence quotient and neuropsychological profiles in patients with schizophrenia and in normal volunteers. Biol Psychiatry. 2001;50:453–462
  11. Rund BR, Sundet K, Asbjorsen A, Egeland J, Landro NI, Lund A, et al. Neuropsychological test profiles in schizophrenia and non-psychotic depression. Acta Psychiatr Scand. 2005;111:1–10
  12. Blyler CR, Gold JM, Iannone VN, Buchanan RW. Short form of the WAIS-III for use with patients with schizophrenia. Schizophr Res. 2000;46:209–215
  13. Heaton RK, Chelune CJ, Talley JL, Kay GC, Curtiss G. Wisconsin Card Sorting Test manual—revised and expanded. Odessa (Tex): Psychological Assessment Resources; 1993;
  14. Wilson BA, Cockburn JM, Baddeley AD, Hiorns R. The Rivermead Behavioural Memory Test: supplement two. 2nd ed. Bury St Edmunds (UK): Thames Valley Test Co; 1991;
  15. Marder SR, Fenton W. Measurement and treatment research to improve cognition in schizophrenia: NIMH MATRICS initiative to support the development of agents for improving cognition in schizophrenia. Schizophr Res. 2004;72:5–9
  16. Iddon J, McKenna PJ, Sahakian BJ, Robbins TW. Impaired generation and use of strategy in schizophrenia: evidence from visuospatial and verbal tasks. Psychol Med. 1998;28:1049–1062
  17. Duffy L, O'Carroll R. Memory impairment in schizophrenia—a comparison with that observed in the alcoholic Korsakoff syndrome. Psychol Med. 1994;24:155–165
  18. Elvevag B, Weinstock DM, Akil M, Kleinman JE, Goldberg TE. A comparison of verbal fluency tasks in schizophrenic patients and normal controls. Schizophr Res. 2001;51:119–126
  19. Landro NI, Pape-Ellefsen E, Hagland KO, Odland T. Memory deficits in young schizophrenics with normal general intellectual function. Scand J Psychol. 2001;42:459–466
  20. Rushe TM, Woodruff PWR, Murray RM, Morris RG. Episodic memory and learning in patients with chronic schizophrenia. Schizophr Res. 1999;35:85–96
  21. Brébion G, Smith M, Gorman J, Malaspina D, Sharif Z, Amador X. Memory and schizophrenia: differential link of processing speed and selective attention with two levels of encoding. J Psychiatr Res. 2000;34:121–127
  22. Brébion G, Gorman JM, Malaspina D, Amador X. A model of verbal memory impairments in schizophrenia: two systems and their associations with underlying cognitive processes and clinical symptoms. Psychol Med. 2004;35:133–142
  23. Roediger HL, Blaxton TA. Retrieval modes produce dissociations in memory for surface information. In:  Gorfein D,  Hoffman RR editor. Memory and cognitive processes: the Ebbinghaus Centennial Conference. Hillsdale (NJ): Erlbaum; 1987;p. 349–379
  24. Fay S, Isingrini M, Clarys D. Effects of depth-of-processing and ageing on word-stem and word-fragment implicit memory tasks: test of the lexical-processing hypothesis. Eur J Cogn Psychol. 2005;17:785–802
  25. Light LL, Prull MW, La Voile DJ, Healy MR. Dual-process theories of memory in old age. In:  Perfect TJ,  Maylor EA editor. Models of cognitive aging. New York: Oxford University Press; 2000;p. 238–300
  26. McKenna PJ, Tamlyn D, Lund CE, Mortimer AM, Hammond S, Baddeley AD. Amnesic syndrome in schizophrenia. Psychol Med. 1990;20:967–972
  27. Hughes C, Kumari V, Soni W, Das M, Binneman B, Drozd S, et al. Longitudinal study of symptoms and cognitive function in chronic schizophrenia. Schizophr Res. 2002;59:137–146
  28. Laws KR. A meta-analytic review of Wisconsin Card Sort studies in schizophrenia: general intellectual deficit in disguise?. Cogn Neuropsychiatry. 1999;4:1–35
  29. Reber AS, Walkenfeld FF, Hernstadt R. Implicit and explicit learning: individual differences and IQ. J Exp Psychol Learn Mem Cogn. 1991;17:888–896
  30. Wagner RK, Sternberg RJ. Tacit knowledge and intelligence in everyday word. In:  Sternberg RJ,  Wagner RK editor. Practical intelligence: nature and origins of competence in the everyday word. Cambridge (UK): Cambridge University Press; 1986;p. 51–83

PII: S0010-440X(06)00136-2

doi: 10.1016/j.comppsych.2006.11.002

Comprehensive Psychiatry
Volume 48, Issue 3 , Pages 276-282 , May 2007