Alzheimer's & Dementia: The Journal of the Alzheimer's Association
Volume 5, Issue 3 , Pages 276-279 , May 2009

Concordance rates for cognitive impairment among older African American twins

  • Keith E. Whitfield

      Affiliations

    • Department of Psychology and Neuroscience, Duke University, Durham, NC, USA
    • Corresponding Author InformationCorresponding author. Tel.: 919-660-5769. Fax: 919-660-5726.
    • ,
  • Jared Kiddoe

      Affiliations

    • Department of Psychiatry, Duke University School of Medicine, Durham, NC, USA
    • ,
  • Alyssa Gamaldo

      Affiliations

    • Department of Psychology, North Carolina State University, Raleigh, NC, USA
    • ,
  • Ross Andel

      Affiliations

    • School of Aging Studies, University of South Florida, Tampa, FL, USA
    • ,
  • Christopher L. Edwards

      Affiliations

    • Department of Psychiatry, Duke University School of Medicine, Durham, NC, USA

References 

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  2. Whitfield KE. Challenges in cognitive assessment of African Americans in research on Alzheimer's disease. Alzheimer Dis Assoc Disord. 2002;16(Suppl.):S80–S81
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  4. Kuller L, Lopez L, Becker J, Jagust W, DeKosky S, Fitzpatrick A, et al. Determinants of vascular dementia in the Cardiovascular Health Cognition Study. Neurology. 2005;64:1548–1552
  5. Katzman R, Brown T, Fuld P, Peck A, Schechter R, Schimmel H. Validation of a short orientation-memory-concentration test of cognitive impairment. Am J Psychiatry. 1983;140:734–738
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  10. Miles TP, Froehlich TE, Bogardus ST, Inouye SK. Dementia and race: are there differences between African Americans and Caucasians?. J Am Geriatr Soc. 2001;49:477–484
  11. Kiddoe JM, Whitfield KE, Edwards CL. Evaluating brief cognitive impairment screening instruments among African Americans. Aging Mental Health. 2008;12:488–493
  12. Brandt J, Spencer M, Folstein M. The telephone interview for cognitive status. Neuropsychiatry Neuropsychol Behav Neurol. 1988;1:111–117
  13. Pfeiffer E. A short portable mental status questionnaire for the assessment of organic brain deficit in elderly patients. J Am Geriatr Soc. 1975;23:433–441
  14. Fillenbaum G, Heyman A, Williams K, Prosnitz B, Burchett B. Sensitivity and specificity of standardized screens of cognitive impairment and dementia among elderly black and white community residents. J Clin Epidemiol. 1990;43:651–660
  15. Barak Y, Aizenberg D, Achiron A. Concordance for cognitive impairment: a study of 50 community-dwelling elderly female-female twin pairs. Compr Psychiatry. 2003;44:117–120
  16. Whitfield KE, Brandon DT, Wiggins SA, Vogler G, McClearn G. Does intact pair status matter in the study of African American twins? The Carolina African American Twin Study of Aging. Exp Aging Res. 2003;29:1–17
  17. Nichols RC, Bilbro WC. The diagnosis of twin zygosity. Acta Genet Stat Med. 1966;16:265–275
  18. Hopper JL. Twin concordance. In:  Elston RC, et al. editor. Biostatistical genetics and genetic epidemiology. New York: John Wiley & Sons; 2002;p. 756–759
  19. Tanner C, Mottman R, Goldman S, Ellenberg J, Chan P, Mayeux R, et al. Parkinson disease in twins: an etiologic study. JAMA. 1999;281:341–346
  20. Brandt J, Welsh K, Breitner J, Folstein M, Helms M, Christian J. Hereditary influences on cognitive functioning in older men. Arch Neurol. 1993;50:599–603
  21. Reynolds C, Fiske A, Fratiglioni L, Pedersen N, Gatz M. Heritability of an age-dependent categorical phenotype: cognitive dysfunction. Twin Res Hum Genet. 2005;9:17–23
  22. Manly JJ, Jacobs DM, Touradji P, Small SA, Stern Y. Reading level attenuates differences in neuropsychological test performance between African American and white elders. J Int Neuropsychol Soc. 2002;8:341–348
  23. Whitfield KE. Accelerated cognitive aging: a hypothesis to account for racial differences. Afr Am Perspect. 2004;10:120–129

PII: S1552-5260(08)02982-8

doi: 10.1016/j.jalz.2008.09.003

Alzheimer's & Dementia: The Journal of the Alzheimer's Association
Volume 5, Issue 3 , Pages 276-279 , May 2009

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