D F Hultsch

Summary

Affiliation: University of Victoria
Country: Canada

Publications

  1. ncbi request reprint Use it or lose it: engaged lifestyle as a buffer of cognitive decline in aging?
    D F Hultsch
    Department of Psychology, University of Victoria, British Columbia, Canada
    Psychol Aging 14:245-63. 1999
  2. doi request reprint Intraindividual variability across cognitive domains: investigation of dispersion levels and performance profiles in older adults
    Jennifer V Hilborn
    York University, Department of Psychology, Toronto, Canada
    J Clin Exp Neuropsychol 31:412-24. 2009
  3. ncbi request reprint Intraindividual variability in cognitive performance in older adults: comparison of adults with mild dementia, adults with arthritis, and healthy adults
    D F Hultsch
    Department of Psychology, University of Victoria, British Columbia, Canada
    Neuropsychology 14:588-98. 2000
  4. ncbi request reprint Variability in reaction time performance of younger and older adults
    David F Hultsch
    Department of Psychology, University of Victoria, British Columbia, Canada
    J Gerontol B Psychol Sci Soc Sci 57:P101-15. 2002
  5. ncbi request reprint Neurocognitive markers of cognitive impairment: exploring the roles of speed and inconsistency
    Roger A Dixon
    Department of Psychology, University of Alberta, Edmonton, Alberta, Canada
    Neuropsychology 21:381-99. 2007
  6. ncbi request reprint Using intraindividual variability to detect malingering in cognitive performance
    E Strauss
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Clin Neuropsychol 13:420-32. 1999
  7. ncbi request reprint Age-related slowing of digit symbol substitution revisited: what do longitudinal age changes reflect?
    Stuart W S MacDonald
    Department of Psychology, University of Victoria, British Columbia, Canada
    J Gerontol B Psychol Sci Soc Sci 58:P187-94. 2003
  8. ncbi request reprint Intraindividual variability in cognitive performance in persons with chronic fatigue syndrome
    K Fuentes
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Clin Neuropsychol 15:210-27. 2001
  9. ncbi request reprint Reaction time performance in adolescents with attention deficit/hyperactivity disorder: evidence of inconsistency in the fast and slow portions of the RT distribution
    Benjamin R Williams
    University of Victoria, Victoria, British Columbia, Canada
    J Clin Exp Neuropsychol 29:277-89. 2007
  10. ncbi request reprint Was that part of the story or did i just think so? Age and cognitive status differences in inference and story recognition
    Allison A M Bielak
    Department of Psychology, University of Victoria, Victoria, British Columbia, Canada
    Exp Aging Res 33:295-322. 2007

Detail Information

Publications34

  1. ncbi request reprint Use it or lose it: engaged lifestyle as a buffer of cognitive decline in aging?
    D F Hultsch
    Department of Psychology, University of Victoria, British Columbia, Canada
    Psychol Aging 14:245-63. 1999
    ..However, an alternative model suggested the findings were also consistent with the hypothesis that high-ability individuals lead intellectually active lives until cognitive decline in old age limits their activities...
  2. doi request reprint Intraindividual variability across cognitive domains: investigation of dispersion levels and performance profiles in older adults
    Jennifer V Hilborn
    York University, Department of Psychology, Toronto, Canada
    J Clin Exp Neuropsychol 31:412-24. 2009
    ....
  3. ncbi request reprint Intraindividual variability in cognitive performance in older adults: comparison of adults with mild dementia, adults with arthritis, and healthy adults
    D F Hultsch
    Department of Psychology, University of Victoria, British Columbia, Canada
    Neuropsychology 14:588-98. 2000
    ..Results suggest that intraindividual variability may be a behavioral indicator of compromised neurological mechanisms...
  4. ncbi request reprint Variability in reaction time performance of younger and older adults
    David F Hultsch
    Department of Psychology, University of Victoria, British Columbia, Canada
    J Gerontol B Psychol Sci Soc Sci 57:P101-15. 2002
    ..The results indicate that variability of performance is an important indicator of cognitive functioning and aging...
  5. ncbi request reprint Neurocognitive markers of cognitive impairment: exploring the roles of speed and inconsistency
    Roger A Dixon
    Department of Psychology, University of Alberta, Edmonton, Alberta, Canada
    Neuropsychology 21:381-99. 2007
    ..Neurocognitive markers of speed and inconsistency may be leading indicators of emerging cognitive impairment...
  6. ncbi request reprint Using intraindividual variability to detect malingering in cognitive performance
    E Strauss
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Clin Neuropsychol 13:420-32. 1999
    ..The results suggest that response inconsistency across testing sessions may be a clinically useful measure for the detection of malingering...
  7. ncbi request reprint Age-related slowing of digit symbol substitution revisited: what do longitudinal age changes reflect?
    Stuart W S MacDonald
    Department of Psychology, University of Victoria, British Columbia, Canada
    J Gerontol B Psychol Sci Soc Sci 58:P187-94. 2003
    ..These discrepancies suggest different sources of variance may underlie cross-sectional age differences and longitudinal age changes for DSS...
  8. ncbi request reprint Intraindividual variability in cognitive performance in persons with chronic fatigue syndrome
    K Fuentes
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Clin Neuropsychol 15:210-27. 2001
    ..Intraindividual variability also uniquely differentiated the groups. The present findings support the proposition that intraindividual variability is a meaningful indicator of cognitive functioning in CFS patients...
  9. ncbi request reprint Reaction time performance in adolescents with attention deficit/hyperactivity disorder: evidence of inconsistency in the fast and slow portions of the RT distribution
    Benjamin R Williams
    University of Victoria, Victoria, British Columbia, Canada
    J Clin Exp Neuropsychol 29:277-89. 2007
    ..The results highlight the importance of fluctuations in cognitive performance in ADHD and suggest that there may be independent sources of variation in inconsistency affecting the fast and slow portions of the RT distribution...
  10. ncbi request reprint Was that part of the story or did i just think so? Age and cognitive status differences in inference and story recognition
    Allison A M Bielak
    Department of Psychology, University of Victoria, Victoria, British Columbia, Canada
    Exp Aging Res 33:295-322. 2007
    ..Results support the proposal that participants used two different recognition strategies. Old-old and CIND adults may be less able to recognize that something plausible with an event may not have actually occurred...
  11. ncbi request reprint Reaction time inconsistency in a spatial stroop task: age-related differences through childhood and adulthood
    Benjamin R Williams
    Department of Psychology, University of Victoria, Victoria, British Columbia, Canada
    Neuropsychol Dev Cogn B Aging Neuropsychol Cogn 14:417-39. 2007
    ..Reaction time inconsistency may reflect processing efficiency that is maximal in young adulthood and may also be sensitive to fluctuations in performance that reflect momentarily highly efficient responding...
  12. ncbi request reprint Short-term changes in general and memory-specific control beliefs and their relationship to cognition in younger and older adults
    Allison A M Bielak
    Department of Psychology, University of Victoria, BC V8W 3P5, Canada
    Int J Aging Hum Dev 65:53-71. 2007
    ..The results suggest the importance of assessing short-term as well as long-term changes in perceived control to obtain a complete picture of aging-related changes...
  13. ncbi request reprint Within-person variability in response speed as an indicator of cognitive impairment in older adults
    Esther Strauss
    Department of Psychology, University of Victoria, Victoria, British Columbia, Canada
    Neuropsychol Dev Cogn B Aging Neuropsychol Cogn 14:608-30. 2007
    ..Finally, group differentiation was better achieved when within-person variability as opposed to mean speed of performance was considered...
  14. pmc Predicting impending death: inconsistency in speed is a selective and early marker
    Stuart W S MacDonald
    Aging Research Center, Karolinska Institutet, Stockholm, Sweden
    Psychol Aging 23:595-607. 2008
    ..Hierarchical prediction patterns support the view that inconsistency in speed is an early behavioral marker of neurological dysfunction associated with impending death...
  15. doi request reprint Cognitive abilities and functional capacity in older adults: results from the modified Scales of Independent Behavior-Revised
    Jing Ee Tan
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Clin Neuropsychol 23:479-500. 2009
    ..The findings reveal links between cognitive and functional abilities in a sample with varying degrees of cognitive impairment...
  16. doi request reprint Functional abilities in older adults with mild cognitive impairment
    Catherine L Burton
    Department of Psychology, University of Victoria, Victoria, B C, Canada
    Gerontology 55:570-81. 2009
    ..One of the proposed criteria included preserved basic activities of daily living and minimal impairment in complex instrumental activities of daily living (IADLs)...
  17. doi request reprint The relationship between everyday problem solving and inconsistency in reaction time in older adults
    Catherine L Burton
    Department of Psychology, University of Victoria, BC, Canada
    Neuropsychol Dev Cogn B Aging Neuropsychol Cogn 16:607-32. 2009
    ..These findings suggest that indicators of inconsistency in RT may be of functional relevance...
  18. doi request reprint Self-reported cognitive inconsistency in older adults
    Susan Vanderhill
    Department of Psychology, University of Victoria, Victoria, British Columbia, Canada
    Neuropsychol Dev Cogn B Aging Neuropsychol Cogn 17:385-405. 2010
    ....
  19. ncbi request reprint Cognitive functioning and everyday problem solving in older adults
    Catherine L Burton
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Clin Neuropsychol 20:432-52. 2006
    ..These findings suggest that cognitive functioning along with demographic variables are important determinants of everyday problem-solving...
  20. pmc Aging and the shape of cognitive change before death: terminal decline or terminal drop?
    Stuart W S MacDonald
    Department of Psychology, University of Victoria, Victoria, BC V8W 3P5, Canada
    J Gerontol B Psychol Sci Soc Sci 66:292-301. 2011
    ..Given that these terms are not necessarily synonymous, we examined the important theoretical distinction between the two alternative trajectories or shapes of changes they imply...
  21. ncbi request reprint Intraindividual variability as a marker of neurological dysfunction: a comparison of Alzheimer's disease and Parkinson's disease
    Catherine L Burton
    Department of Psychology, University of Victoria, Victoria, British Columbia, Canada
    J Clin Exp Neuropsychol 28:67-83. 2006
    ..Consequently, intraindividual variability may index both the severity of cognitive impairment and the nature of the neurological disturbance...
  22. ncbi request reprint Inconsistency in reaction time across the life span
    Benjamin R Williams
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Neuropsychology 19:88-96. 2005
    ..The findings highlight the importance of considering moment-to-moment changes in performance in psychological research...
  23. ncbi request reprint How'd they do it? Malingering strategies on symptom validity tests
    Jing Ee Tan
    Department of Psychology, University of Victoria, Victoria, BC, Canada
    Clin Neuropsychol 16:495-505. 2002
    ..Regardless, preparation effort did not translate into believable performance on the tests...
  24. ncbi request reprint Intraindividual variability in cognitive performance in three groups of older adults: cross-domain links to physical status and self-perceived affect and beliefs
    Esther Strauss
    Department of Psychology, University of Victoria, British Columbia, Canada
    J Int Neuropsychol Soc 8:893-906. 2002
    ..Considered together, the result indicated that measures of cognitive as well as physical variability are important behavioral markers of neurological integrity...
  25. ncbi request reprint Intraindividual variability in physical and emotional functioning: comparison of adults with traumatic brain injuries and healthy adults
    Catherine L Burton
    Department of Psychology, University of Victoria, Victoria, B C, Canada
    Clin Neuropsychol 16:264-79. 2002
    ..The findings suggest that increased variability in physical function, as well as cognitive function, represents an indicator of neurological compromise...
  26. ncbi request reprint Performance variability is related to change in cognition: evidence from the Victoria Longitudinal Study
    Stuart W S MacDonald
    Department of Psychology, University of Victoria, British Columbia, Canada
    Psychol Aging 18:510-23. 2003
    ..These findings support the view that performance variability serves as a marker of cognitive aging...
  27. ncbi request reprint Awareness of financial skills in dementia
    L E Van Wielingen
    Department of Psychology, University of Victoria, BC, Canada
    Aging Ment Health 8:374-80. 2004
    ....
  28. ncbi request reprint Episodic memory change in late adulthood: generalizability across samples and performance indices
    Roger A Dixon
    Department of Psychology, University of Alberta, Edmonton, Alberta, Canada
    Mem Cognit 32:768-78. 2004
    ..The exception-greater decline for more supported tasks-suggests that these may be especially sensitive to late-life changes...
  29. ncbi request reprint Detecting malingering: a survey of experts' practices
    Daniel J Slick
    Department of Psychology, British Columbia s Children s Hospital, K3 122, 4480 Oak Street, Vancouver, BC, Canada, V6H 3V4
    Arch Clin Neuropsychol 19:465-73. 2004
    ..However, 41.7% rarely used the term 'malingering' and 12.5% never used the term. Most respondents (>80%) instead stated that the test results are invalid, inconsistent with the severity of the injury or indicative of exaggeration...
  30. ncbi request reprint Measuring awareness of financial skills: reliability and validity of a new measure
    K Cramer
    University of Victoria, Victoria, British Columbia, Canada
    Aging Ment Health 8:161-71. 2004
    ..This study provides evidence that the MAFS is a reliable and valid tool for assessing awareness of financial skills in older adults...
  31. ncbi request reprint Latent change models of adult cognition: are changes in processing speed and working memory associated with changes in episodic memory?
    Christopher Hertzog
    School of Psychology, Georgia Institute of Technology, 654 Cherry Street, Atlanta, Georgia 30332 0170, USA
    Psychol Aging 18:755-69. 2003
    ..Dissociations were detected between cross-sectional ability correlations and longitudinal changes. Shuffling the tasks used to define the Working Memory latent variable altered patterns of change correlations...
  32. ncbi request reprint Stability and change in adult personality over 6 years: findings from the Victoria Longitudinal Study
    Brent J Small
    Department of Gerontology, University of South Florida, Tampa 33620, USA
    J Gerontol B Psychol Sci Soc Sci 58:P166-76. 2003
    ..Our study of 6-year personality development provided both (a). a confirmation of early significant stability findings and (b). unique evidence for significant individual differences in late adulthood...
  33. ncbi request reprint Inconsistency in serial choice decision and motor reaction times dissociate in younger and older adults
    David Bunce
    Department of Psychology, Goldsmiths College, University of London, London, United Kingdom
    Brain Cogn 56:320-7. 2004
    ..The results are consistent with accounts suggesting that inconsistency in neurobiological mechanisms increases with age, and that attentional lapses or fluctuations in executive control contribute to RT inconsistency...
  34. ncbi request reprint Intraindividual variability in vigilance performance: does degrading visual stimuli mimic age-related "neural noise"?
    Stuart W S MacDonald
    Aging Research Center, Division of Geriatric Epidemiology, Neurotec, Karolinska Institutet, Stockholm, Sweden
    J Clin Exp Neuropsychol 28:655-75. 2006
    ..Results support current hypotheses suggesting that inconsistency serves as a marker of neurological integrity and are discussed in terms of potential underlying mechanisms...