J R Crawford

Summary

Affiliation: University of Aberdeen
Country: UK

Publications

  1. ncbi Using regression equations built from summary data in the psychological assessment of the individual case: extension to multiple regression
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, United Kingdom
    Psychol Assess 24:801-14. 2012
  2. ncbi Some supplementary methods for the analysis of WAIS-IV index scores in neuropsychological assessment
    John R Crawford
    School of Psychology, University of Aberdeen, UK
    J Neuropsychol 6:192-211. 2012
  3. ncbi Single-case research in neuropsychology: a comparison of five forms of t-test for comparing a case to controls
    John R Crawford
    School of Psychology, University of Aberdeen, UK
    Cortex 48:1009-16. 2012
  4. ncbi Some supplementary methods for the analysis of the RBANS
    John R Crawford
    School of Psychology, University of Aberdeen, UK
    Psychol Assess 24:365-74. 2012
  5. ncbi An index-based short form of the WAIS-III with accompanying analysis of reliability and abnormality of differences
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, UK
    Br J Clin Psychol 47:215-37. 2008
  6. ncbi Using regression equations built from summary data in the neuropsychological assessment of the individual case
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, UK
    Neuropsychology 21:611-20. 2007
  7. ncbi Estimating the percentage of the population with abnormally low scores (or abnormally large score differences) on standardized neuropsychological test batteries: a generic method with applications
    John R Crawford
    School of PsychologyCollege of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen, United Kingdom
    Neuropsychology 21:419-30. 2007
  8. ncbi Detecting dissociations in single-case studies: Type I errors, statistical power and the classical versus strong distinction
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Neuropsychologia 44:2249-58. 2006
  9. ncbi Comparing patients' predicted test scores from a regression equation with their obtained scores: a significance test and point estimate of abnormality with accompanying confidence limits
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, United Kingdom
    Neuropsychology 20:259-71. 2006
  10. ncbi Evaluation of criteria for classical dissociations in single-case studies by Monte Carlo simulation
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen, United Kingdom
    Neuropsychology 19:664-78. 2005

Detail Information

Publications74

  1. ncbi Using regression equations built from summary data in the psychological assessment of the individual case: extension to multiple regression
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, United Kingdom
    Psychol Assess 24:801-14. 2012
    ..Upgraded versions of earlier programs for regression in the single case are also provided; these add the point and interval estimates of effect size developed in the present article...
  2. ncbi Some supplementary methods for the analysis of WAIS-IV index scores in neuropsychological assessment
    John R Crawford
    School of Psychology, University of Aberdeen, UK
    J Neuropsychol 6:192-211. 2012
    ..To develop supplementary methods for the analysis of the Wechsler Adult Intelligence Scale-Fourth Edition (WAIS-IV) in neuropsychological assessment...
  3. ncbi Single-case research in neuropsychology: a comparison of five forms of t-test for comparing a case to controls
    John R Crawford
    School of Psychology, University of Aberdeen, UK
    Cortex 48:1009-16. 2012
    ....
  4. ncbi Some supplementary methods for the analysis of the RBANS
    John R Crawford
    School of Psychology, University of Aberdeen, UK
    Psychol Assess 24:365-74. 2012
    ..More importantly, the program allows the methods to be applied when only a subset of the Indexes is available. The program can be downloaded from www.abdn.ac.uk/~psy086/dept/RBANS_Supplementary_Analysis.htm..
  5. ncbi An index-based short form of the WAIS-III with accompanying analysis of reliability and abnormality of differences
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, UK
    Br J Clin Psychol 47:215-37. 2008
    ..To develop an index-based, seven subtest, short form of the WAIS-III that offers the same comprehensive range of analytic methods available for the full-length version...
  6. ncbi Using regression equations built from summary data in the neuropsychological assessment of the individual case
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, UK
    Neuropsychology 21:611-20. 2007
    ..quot;..
  7. ncbi Estimating the percentage of the population with abnormally low scores (or abnormally large score differences) on standardized neuropsychological test batteries: a generic method with applications
    John R Crawford
    School of PsychologyCollege of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen, United Kingdom
    Neuropsychology 21:419-30. 2007
    ..Wechsler, 1997) and Wechsler Intelligence Scale for Children--Fourth Edition (WISC-IV; D. Wechsler, 2003). Three computer programs that implement the methods are made available...
  8. ncbi Detecting dissociations in single-case studies: Type I errors, statistical power and the classical versus strong distinction
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Neuropsychologia 44:2249-58. 2006
    ..The results question the practical utility of the distinction between strong and classical dissociations regardless of the criteria employed to test for their presence...
  9. ncbi Comparing patients' predicted test scores from a regression equation with their obtained scores: a significance test and point estimate of abnormality with accompanying confidence limits
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, United Kingdom
    Neuropsychology 20:259-71. 2006
    ..Monte Carlo simulations confirm the validity of the methods, and computer programs that implement them are described and made available...
  10. ncbi Evaluation of criteria for classical dissociations in single-case studies by Monte Carlo simulation
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen, United Kingdom
    Neuropsychology 19:664-78. 2005
    ..These latter criteria were robust in the face of nonnormal control data. The power to detect classical dissociations was studied...
  11. ncbi Testing for a deficit in single-case studies: effects of departures from normality
    John R Crawford
    School of Psychology, King s College, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Neuropsychologia 44:666-77. 2006
    ..With a specified error rate of 5%, actual error rates as high as 14.31% and 9.96% were observed for z and Crawford and Howell's method respectively. Potential solutions to the problem of non-normal data are evaluated...
  12. ncbi Testing for suspected impairments and dissociations in single-case studies in neuropsychology: evaluation of alternatives using monte carlo simulations and revised tests for dissociations
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, Scotland
    Neuropsychology 19:318-31. 2005
    ..A computer program that implements this new test (and applies criteria to test for classical and strong dissociations) is made available...
  13. ncbi An index-based short-form of the WISC-IV with accompanying analysis of the reliability and abnormality of differences
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen AB243HN, UK
    Br J Clin Psychol 49:235-58. 2010
    ..To develop an Index-based, seven subtest, short-form of the Wechsler intelligence scale for children fourth edition (WISC-IV) that offers the same comprehensive range of analytic methods available for the full-length version...
  14. ncbi On the "optimal" size for normative samples in neuropsychology: capturing the uncertainty when normative data are used to quantify the standing of a neuropsychological test score
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, United Kingdom
    Child Neuropsychol 14:99-117. 2008
    ..The methods and program provide neuropsychologists with a means of evaluating the adequacy of existing norms and will be useful for those planning normative studies...
  15. ncbi Comparison of a single case to a control or normative sample in neuropsychology: development of a Bayesian approach
    John R Crawford
    University of Aberdeen, Aberdeen, UK
    Cogn Neuropsychol 24:343-72. 2007
    ..Computer programs that implement the Bayesian methods are described and made available...
  16. ncbi Inferential methods for comparing two single cases
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen, UK
    Cogn Neuropsychol 27:377-400. 2010
    ..The methods have been implemented in computer programs, and these are described and made available (to download, go to http://www.abdn.ac.uk/~psy086/dept/Compare_Two_Cases.htm)...
  17. ncbi Comparing a single case to a control sample: testing for neuropsychological deficits and dissociations in the presence of covariates
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Cortex 47:1166-78. 2011
    ..The methods are implemented in a series of computer programs for PCs (these can be downloaded from www.abdn.ac.uk/∼psy086/dept/Single_Case_Covariates.htm). Illustrative examples of the methods are provided...
  18. ncbi Point and interval estimates of effect sizes for the case-controls design in neuropsychology: rationale, methods, implementations, and proposed reporting standards
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen, UK
    Cogn Neuropsychol 27:245-60. 2010
    ..The upgraded programs can be downloaded from www.abdn.ac.uk/~psy086/dept/Single_Case_Effect_Sizes.htm...
  19. ncbi On comparing a single case with a control sample: an alternative perspective
    John R Crawford
    School of Psychology, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Neuropsychologia 47:2690-5. 2009
    ..5) The use of a mixed ANOVA design to compare a case to controls (with or without the adjustment proposed by Corballis) is beset with problems but these can be overcome using alternative methods...
  20. ncbi On percentile norms in neuropsychology: proposed reporting standards and methods for quantifying the uncertainty over the percentile ranks of test scores
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen AB24 2UB, UK
    Clin Neuropsychol 23:1173-95. 2009
    ..An accompanying computer program (available to download) implements these standards and generates tables of point and interval estimates of percentile ranks for new or existing normative data...
  21. ncbi Bayes' theorem and diagnostic tests in neuropsychology: interval estimates for post-test probabilities
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Clin Neuropsychol 23:624-44. 2009
    ..abdn.ac.uk/~psy086/dept/BayesPTP.htm). When objective data on the base rate are lacking (or have limited relevance to the case at hand) the program elicits opinion for the pre-test probability...
  22. ncbi A convenient method of obtaining percentile norms and accompanying interval estimates for self-report mood scales (DASS, DASS-21, HADS, PANAS, and sAD)
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, University of Aberdeen, Aberdeen, UK
    Br J Clin Psychol 48:163-80. 2009
    ..A series of recent papers have reported normative data from the general adult population for commonly used self-report mood scales...
  23. ncbi On the reliability and standard errors of measurement of contrast measures from the D-KEFS
    John R Crawford
    School of Psychology, University of Aberdeen, Aberdeen, United Kingdom
    J Int Neuropsychol Soc 14:1069-73. 2008
    ..The results suggest that, at present, D-KEFS contrast measures should not be used in neuropsychological decision making...
  24. ncbi Percentiles please: the case for expressing neuropsychological test scores and accompanying confidence limits as percentile ranks
    John R Crawford
    School of Psychology, University of Aberdeen, Milton Keynes, UK
    Clin Neuropsychol 23:193-204. 2009
    ..abdn.ac.uk/~psy086/dept/PRCLME.htm)...
  25. ncbi The positive and negative affect schedule (PANAS): construct validity, measurement properties and normative data in a large non-clinical sample
    John R Crawford
    Department of Psychology, King s College, University of Aberdeen, UK
    Br J Clin Psychol 43:245-65. 2004
    ..To evaluate the reliability and validity of the PANAS (Watson, Clark, & Tellegen, 1988b) and provide normative data...
  26. ncbi Statistical methods for single-case studies in neuropsychology: comparing the slope of a patient's regression line with those of a control sample
    John R Crawford
    School of Psychology, University of Aberdeen, UK
    Cortex 40:533-48. 2004
    ..Worked examples of the statistical methods are provided using neuropsychological data and a computer program (for PCs) that implements the methods is described and made available...
  27. ncbi Investigation of the single case in neuropsychology: confidence limits on the abnormality of test scores and test score differences
    J R Crawford
    Department of Psychology, King s College, University of Aberdeen, UK
    Neuropsychologia 40:1196-208. 2002
    ..Computer programs that implement the formulae for the confidence limits (and point estimates) are described and made available...
  28. ncbi Normative data for the HADS from a large non-clinical sample
    J R Crawford
    Department of Psychology, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Br J Clin Psychol 40:429-34. 2001
    ..To provide normative data for the Hospital Anxiety Depression Scale (HADS)...
  29. ncbi The Depression Anxiety Stress Scales (DASS): normative data and latent structure in a large non-clinical sample
    John R Crawford
    Department of Psychology, King s College, University of Aberdeen, UK
    Br J Clin Psychol 42:111-31. 2003
    ..To provide UK normative data for the Depression Anxiety and Stress Scale (DASS) and test its convergent, discriminant and construct validity...
  30. ncbi Estimating premorbid IQ from demographic variables: a comparison of a regression equation vs. clinical judgement
    J R Crawford
    Department of Psychology, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Br J Clin Psychol 40:97-105. 2001
    ..To assess the accuracy with which clinicians estimate premorbid IQ from demographic variables and compare it with a regression equation which uses the same information...
  31. ncbi Wanted: fully operational definitions of dissociations in single-case studies
    John R Crawford
    Department of Psychology, King s College, University of Aberdeen, Aberdeen, UK
    Cortex 39:357-70. 2003
    ..In the latter approach the statistics of the control sample are treated as parameters; this is not appropriate when, as is normally the case, the control sample size is modest in size...
  32. ncbi The homophone meaning generation test: psychometric properties and a method for estimating premorbid performance
    J R Crawford
    Department of Psychology, University of Aberdeen, Scotland, UK
    J Int Neuropsychol Soc 8:547-54. 2002
    ..These results support both the underlying rationale and the clinical utility of controlling for premorbid performance when interpreting verbal fluency scores...
  33. ncbi The Prospective and Retrospective Memory Questionnaire (PRMQ): Normative data and latent structure in a large non-clinical sample
    John R Crawford
    Department of Psychology, King s College, University of Aberdeen, UK
    Memory 11:261-75. 2003
    ..In addition, tables are provided to allow users to assess the reliability and abnormality of differences between an individual's scores on the Prospective and Retrospective scales...
  34. ncbi Intra-individual measures of association in neuropsychology: inferential methods for comparing a single case with a control or normative sample
    John R Crawford
    Department of Psychology, King s College, University of Aberdeen, Aberdeen, UK
    J Int Neuropsychol Soc 9:989-1000. 2003
    ..Worked examples of the statistical methods are provided using data from a clinical case and controls. A computer program (for PCs) that implements the methods is described and made available...
  35. ncbi Some supplementary methods for the analysis of the Delis-Kaplan Executive Function System
    John R Crawford
    School of Psychology, College of Life Sciences and Medicine, King s College, University of Aberdeen, Aberdeen AB24 3HN, United Kingdom
    Psychol Assess 23:888-98. 2011
    ..The program can be downloaded (as a zip file) from this article's supplemental materials or from www.abdn.ac.uk/~psy086/dept/DKEFS_Supplementary_Analysis.htm...
  36. ncbi The NART as an index of prior intellectual functioning: a retrospective validity study covering a 66-year interval
    J R Crawford
    Department of Psychology, King's College, University of Aberdeen
    Psychol Med 31:451-8. 2001
    ..02) after partialling out the influence of childhood IQ. DISCUSSION: The pattern of results provides strong support for the claim that the NART primarily indexes prior (rather than current) intellectual ability...
  37. ncbi Regression equations in clinical neuropsychology: an evaluation of statistical methods for comparing predicted and obtained scores
    J R Crawford
    Department of Psychology, King s College, University of Aberdeen, UK
    J Clin Exp Neuropsychol 20:755-62. 1998
    ..To facilitate use of the correct method a computer program is made available for clinical practice...
  38. ncbi A meta-analytic review of verbal fluency deficits in Huntington's disease
    Julie D Henry
    School of Psychology, King s College, University of Aberdeen, Aberdeen, Scotland
    Neuropsychology 19:243-52. 2005
    ..Therefore, for patients with HD, deficits on tests of phonemic and semantic fluency do not appear to reflect executive dysfunction but a more generalized cognitive impairment...
  39. ncbi A predominance of category deficits for living things in Alzheimer's disease and Lewy body dementia
    Keith R Laws
    School of Psychology, University of Hertfordshire, Hatfield, United Kingdom
    J Int Neuropsychol Soc 13:401-9. 2007
    ..The implications of this category bias is discussed in relation to relevant models of category specificity...
  40. ncbi A model of personality change after traumatic brain injury and the development of the Brain Injury Personality Scales
    M C Obonsawin
    Department of Psychology, University of Strathclyde, 16 Richmond St, Glasgow G1 1XQ, UK
    J Neurol Neurosurg Psychiatry 78:1239-47. 2007
    ....
  41. ncbi Neuropsychological impairments and changes in emotional and social behaviour following severe traumatic brain injury
    Maarten Milders
    Department of Psychology, University of Aberdeen, UK
    J Clin Exp Neuropsychol 25:157-72. 2003
    ..None of these impairments was significantly associated with the relatives' ratings of behavioural problems following TBI, although the correlation with detecting social faux pas was relatively high (r=-.61)...
  42. ncbi Psychometric comparison of PHQ-9 and HADS for measuring depression severity in primary care
    Isobel M Cameron
    Department of Mental Health, University of Aberdeen, Aberdeen
    Br J Gen Pract 58:32-6. 2008
    ..The 2004 National Institute for Health and Clinical Excellence (NICE) guidelines highlight the importance of assessing severity of depression in primary care...
  43. ncbi Verbal fluency deficits in Parkinson's disease: a meta-analysis
    Julie D Henry
    School of Psychology, University of Aberdeen, Scotland
    J Int Neuropsychol Soc 10:608-22. 2004
    ..However, patients with dementia of the Alzheimer's type and demented PD patients can be differentiated from one another by the relative magnitude of deficits upon these two measures...
  44. ncbi The Prospective and Retrospective Memory Questionnaire (PRMQ): latent structure, normative data and discrepancy analysis for proxy-ratings
    John R Crawford
    School of Psychology, King s College, University of Aberdeen, Aberdeen AB24 2UB, UK
    Br J Clin Psychol 45:83-104. 2006
    ..To evaluate the proxy-rating version of the Prospective and Retrospective Memory Questionnaire (PRMQ) and provide norms and methods for score interpretation...
  45. ncbi The health of a nation predicts their mate preferences: cross-cultural variation in women's preferences for masculinized male faces
    Lisa M DeBruine
    School of Psychology, University of Aberdeen, Aberdeen AB24 3FX, UK
    Proc Biol Sci 277:2405-10. 2010
    ..These findings show non-arbitrary cross-cultural differences in facial attractiveness judgements and demonstrate the use of trade-off theory for investigating cross-cultural variation in women's mate preferences...
  46. ncbi Social behavior following traumatic brain injury and its association with emotion recognition, understanding of intentions, and cognitive flexibility
    Maarten Milders
    School of Psychology, University of Aberdeen, Aberdeen, United Kingdom
    J Int Neuropsychol Soc 14:318-26. 2008
    ..These findings failed to confirm the used model for social behavior deficits and may cast doubt on the alleged link between deficits in emotion recognition or theory of mind and social functioning...
  47. ncbi A meta-analytic review of verbal fluency performance following focal cortical lesions
    Julie D Henry
    Department of Psychology, King s College, University of Aberdeen, Aberdeen, Scotland
    Neuropsychology 18:284-95. 2004
    ..In contrast, temporal damage was associated with a lesser deficit on phonemic fluency (r = .44) but a larger deficit on semantic fluency (r = .61)...
  48. ncbi A meta-analytic review of verbal fluency performance in patients with traumatic brain injury
    Julie D Henry
    Department of Psychology, King s College, University of Aberdeen, Aberdeen, Scotland
    Neuropsychology 18:621-8. 2004
    ..Phonemic fluency was also significantly more sensitive to the presence of TBI than was the Wisconsin Card Sorting Test...
  49. ncbi A meta-analytic review of prospective memory and aging
    Julie D Henry
    School of Psychology, King s College, University of Aberdeen, United Kingdom
    Psychol Aging 19:27-39. 2004
    ..52) than PM, and older participants perform substantially better than their younger counterparts in naturalistic PM studies (rs=.35 and.52 for event- and time-based PM, respectively)...
  50. ncbi Impairments in theory of mind shortly after traumatic brain injury and at 1-year follow-up
    Maarten Milders
    School of Psychology, University of Aberdeen, Aberdeen, United Kingdom
    Neuropsychology 20:400-8. 2006
    ..Compared with the orthopedic control group, the TBI group was impaired on ToM and executive functioning tasks at both assessments. Furthermore, the ToM impairments in the TBI group remained stable over time...
  51. ncbi Verbal fluency performance in dementia of the Alzheimer's type: a meta-analysis
    Julie D Henry
    School of Psychology, King's College, University of Aberdeen, AB24 3HN Scotland, UK
    Neuropsychologia 42:1212-22. 2004
    ..Dementia severity was not significantly related to the relative magnitude of deficits upon phonemic and semantic fluency...
  52. ncbi Payne and Jones revisited: estimating the abnormality of test score differences using a modified paired samples t test
    J R Crawford
    Department of Psychology, King s College, University of Aberdeen, UK
    J Clin Exp Neuropsychol 20:898-905. 1998
    ..A computer program is made available that automates the calculations involved and can be used to store relevant data for future use...
  53. ncbi Objective neuropsychological test performance of professional divers reporting a subjective complaint of "forgetfulness or loss of concentration"
    Claire L Taylor
    Department of Environmental and Occupational Medicine, University of Aberdeen, United Kingdom
    Scand J Work Environ Health 32:310-7. 2006
    ..The relationships between diving experience and neuropsychological test performance were small and only seen with diving techniques used in the offshore oil and gas industry...
  54. ncbi Magnetic resonance imaging in Alzheimer's disease, multi-infarct dementia, alcoholic dementia and Korsakoff's psychosis
    J A Besson
    Department of Mental Health, Aberdeen University, Scotland, United Kingdom
    Acta Psychiatr Scand 80:451-8. 1989
    ..The possible role of T1 measures in the pathophysiology of these disorders is discussed...
  55. ncbi The relationships between psychometric intelligence and learning in an explicit and an implicit task
    P McGeorge
    Department of Psychology, University of Aberdeen, Scotland
    J Exp Psychol Learn Mem Cogn 23:239-45. 1997
    ..Although both tasks showed significant links with a Perceptual Organization factor, only the series completion task showed a significant link with the Attention factor...
  56. ncbi Differential deficits in expression recognition in gene-carriers and patients with Huntington's disease
    M Milders
    Department of Psychology, University of Aberdeen, Aberdeen AB24 2UB, Scotland, UK
    Neuropsychologia 41:1484-92. 2003
    ....
  57. ncbi Performance on tests of frontal lobe function reflect general intellectual ability
    M C Obonsawin
    Department of Psychology, University of Strathclyde, 40 George Street, Glasgow G1 1QE, UK
    Neuropsychologia 40:970-7. 2002
    ..The results support the claim that many tests of frontal lobe function measure primarily a non-specific intellectual function but also indicate that some tests, like the MCST, may be assessing more specific cognitive operations...
  58. ncbi Neuropsychologic correlates of brain white matter lesions depicted on MR images: 1921 Aberdeen Birth Cohort
    S A Leaper
    Department of Mental Health, University of Aberdeen, Clinical Research Center, Royal Cornhill Hospital, Cornhill Rd, Aberdeen AB25 2ZJ, Scotland
    Radiology 221:51-5. 2001
    ..This indicates that MR imaging-depicted white matter lesions are of clinical importance...
  59. ncbi Problems in using health survey questionnaires in older patients with physical disabilities. The reliability and validity of the SF-36 and the effect of cognitive impairment
    D G Seymour
    Medicine for the Elderly, University of Aberdeen, Foresterhill Health Centre, Westburn Road, Aberdeen AB25 2AY, UK
    J Eval Clin Pract 7:411-8. 2001
    ..Patients with coexistent cognitive impairment performed worse than those who were cognitively normal...
  60. ncbi Does idiopathic parkinsonism in Aberdeen follow intrauterine influenza?
    K P Ebmeier
    Department of Mental Health, University of Aberdeen, UK
    J Neurol Neurosurg Psychiatry 52:911-3. 1989
    ..The presence of peaks of birth years, for whatever aetiological reason, is of significance to epidemiological studies in that prevalence estimates may be influenced by the year of study relative to these mini-cohorts...
  61. ncbi Design and development of a scale measuring fear of complications in type 1 diabetes
    Emily P Taylor
    Department of Diabetes, Grampian University Hospitals Trust, Aberdeen, UK
    Diabetes Metab Res Rev 21:264-70. 2005
    ..28, p < 0.001). CONCLUSIONS: These results indicate that the scale identifies a fear that is moderately related to the presence of complications and general negative affectivity but which is a uniquely diabetes-related emotion...
  62. ncbi Longitudinal aspects of emotion recognition in patients with traumatic brain injury
    Magdalena Ietswaart
    School of Psychology and Sport Sciences, University of Northumbria, Northumberland Building, Newcastle upon Tyne NE1 8ST, UK
    Neuropsychologia 46:148-59. 2008
    ..The fact that impairments in emotion recognition were evident early after TBI and no evidence of recovery over time was found, suggests a direct effect of brain injury...
  63. ncbi A meta-analytic review of verbal fluency deficits in depression
    Julie Henry
    School of Psychology, University of New South Wales, Sydney, Australia
    J Clin Exp Neuropsychol 27:78-101. 2005
    ..Evidence is presented that tests of phonemic and semantic fluency may aid in the differential diagnosis of patients with depression and those in the early stages of dementia of the Alzheimer's type...
  64. ncbi Traumatic brain injury and prospective memory: influence of task complexity
    Julie D Henry
    University of New South Wales, Sydney, Australia
    J Clin Exp Neuropsychol 29:457-66. 2007
    ..Further, TBI deficits could not be attributed to increased difficulty with the retrospective component of the prospective memory task. The practical and theoretical implications of these results are discussed...
  65. ncbi Cognitive and psychosocial correlates of alexithymia following traumatic brain injury
    Julie D Henry
    School of Psychology, University of New South Wales, Sydney, Australia
    Neuropsychologia 44:62-72. 2006
    ..2002). Organic alexithymia: a study of acquired emotional blindness. Brain Injury, 16, 633-645.) notion of an 'organic alexithymia', and suggest that more attention should be focused upon assessment of emotional change post-head injury...
  66. ncbi The short-form version of the Depression Anxiety Stress Scales (DASS-21): construct validity and normative data in a large non-clinical sample
    Julie D Henry
    School of Psychology, University of New South Wales, Australia
    Br J Clin Psychol 44:227-39. 2005
    ..However, each of these subscales also taps a more general dimension of psychological distress or NA. The utility of the measure is enhanced by the provision of normative data based on a large sample...
  67. ncbi WAIS III UK: an extension of the UK comparability study
    Robert Wycherley
    Centre for Applied Social and Psychological Development, Canterbury Christ Church University College, UK
    Br J Clin Psychol 44:279-88. 2005
    ..To correct and augment the sample on which a previous study, assessing the applicability of USA WAIS III norms to the UK population, was based. To repeat this study using the modified sample...
  68. ncbi When is category specific in Alzheimer's disease?
    Keith R Laws
    Brain and Cognition Research Group, Psychology Division, Nottingham Trent University, Nottingham, UK
    Cortex 41:452-63. 2005
    ..In particular, they suggest that the greater proportion of living than nonliving deficits reported in the literature may be an artifact of the methods used...
  69. ncbi Theory of mind following traumatic brain injury: the role of emotion recognition and executive dysfunction
    Julie D Henry
    School of Psychology, University of New South Wales, Sydney 2052, Australia
    Neuropsychologia 44:1623-8. 2006
    ....
  70. ncbi A prospective assessment of SRS-24 scores after endoscopic anterior instrumentation for scoliosis
    John R Crawford
    Paediatric Spine Research Group, Mater Children s Hospital, South Brisbane, Queensland, Australia
    Spine (Phila Pa 1976) 31:E817-22. 2006
    ..Prospective clinical case series...
  71. ncbi Impact factor as we know it handicaps neuropsychology and neuropsychologists
    Sergio Della Sala
    Cortex 42:1-2. 2006
  72. ncbi Perceived health contributes to the attractiveness of facial symmetry, averageness, and sexual dimorphism
    Gillian Rhodes
    School of Psychology, University of Western Australia, 35 Stirling Highway, Crawley, WA 6009, Australia
    Perception 36:1244-52. 2007
    ..These results show that perceptions of attractiveness are sensitive to a healthy appearance, and are consistent with the hypothesis that preferences may be adaptations for mate choice...
  73. ncbi An application of individual subtest scores calculation in the Cantonese version of the Test of Everyday Attention
    Raymond C K Chan
    Department of Psychology, Sun Yat Sen University, Guangzhou, China
    Psychol Rep 93:1275-82. 2003
    ..The data are useful for clinicians when they take into account cultural differences of Cantonese-speaking clinical populations...
  74. ncbi A double dissociation between impact factor and cited half life
    Sergio Della Sala
    Cortex 43:174-5. 2007