Rael T Lange

Summary

Affiliation: Riverview Hospital
Country: Canada

Publications

  1. ncbi Interpreting the trail making test following traumatic brain injury: comparison of traditional time scores and derived indices
    Rael T Lange
    Riverview Hospital, British Columbia, Canada
    J Clin Exp Neuropsychol 27:897-906. 2005
  2. ncbi Development of demographic norms for four new WAIS-III/WMS-III indexes
    Rael T Lange
    Riverview Hospital, Coquitlam, BC, Canada
    Psychol Assess 18:174-81. 2006
  3. ncbi Short-term neuropsychological outcome following uncomplicated mild TBI: effects of day-of-injury intoxication and pre-injury alcohol abuse
    Rael T Lange
    Department of Research, British Columbia Mental Health and Addiction Services, Canada
    Neuropsychology 21:590-8. 2007
  4. doi Comparison of MMPI-2 and PAI validity indicators to detect feigned depression and PTSD symptom reporting
    Rael T Lange
    Department of Research, BC Mental Health and Addiction Services, Vancouver, Canada
    Psychiatry Res 176:229-35. 2010
  5. ncbi Development of WAIS-III General Ability Index Minus WMS-III memory discrepancy scores
    Rael T Lange
    Riverview Hospital, Department of Research, Coquitlam, BC, Canada
    Clin Neuropsychol 20:382-95. 2006
  6. ncbi WAIS-III index score profiles in the Canadian standardization sample
    Rael T Lange
    BC Mental Health and Addiction Services, Riverview Hospital, Coquitlam, British Columbia, Canada
    J Clin Exp Neuropsychol 29:47-58. 2007
  7. ncbi Clinical validation of Canadian WAIS-III Index short forms in inpatient neuropsychiatry and forensic psychiatry
    Rael T Lange
    Department of Research, BC Mental Health and Addictions Service, Coquitlam, British Columbia, Canada
    Clin Neuropsychol 21:434-41. 2007
  8. doi Differential effects of alcohol intoxication on S100B levels following traumatic brain injury
    Rael T Lange
    Faculty of Medicine, University of British Columbia, Vancouver, BC, Canada
    J Trauma 68:1065-71. 2010
  9. doi Neuropsychological functioning following complicated vs. uncomplicated mild traumatic brain injury
    Rael T Lange
    British Columbia Mental Health and Addiction Services, 601 West Broadway Street, Vancouver, BC, Canada
    Brain Inj 23:83-91. 2009
  10. ncbi Examining the relationship between WAIS-III premorbid intellectual functioning and WMS-III memory ability to evaluate memory impairment
    Rael T Lange
    British Columbia Mental Health and Addiction Services, Coquitlam, British Columbia, Canada
    Appl Neuropsychol 14:171-7. 2007

Detail Information

Publications39

  1. ncbi Interpreting the trail making test following traumatic brain injury: comparison of traditional time scores and derived indices
    Rael T Lange
    Riverview Hospital, British Columbia, Canada
    J Clin Exp Neuropsychol 27:897-906. 2005
    ..0% correctly classified). However, TMT derived indices did not provide a unique contribution to test interpretation beyond what is already available from Part A and B separately...
  2. ncbi Development of demographic norms for four new WAIS-III/WMS-III indexes
    Rael T Lange
    Riverview Hospital, Coquitlam, BC, Canada
    Psychol Assess 18:174-81. 2006
    ..These norms were developed using the same methodology as the demographically corrected norms made available in the WAIS-III/WMS-III/WIAT-II Scoring Assistant...
  3. ncbi Short-term neuropsychological outcome following uncomplicated mild TBI: effects of day-of-injury intoxication and pre-injury alcohol abuse
    Rael T Lange
    Department of Research, British Columbia Mental Health and Addiction Services, Canada
    Neuropsychology 21:590-8. 2007
    ..However, the influence of pre-injury alcohol abuse was considered small at best...
  4. doi Comparison of MMPI-2 and PAI validity indicators to detect feigned depression and PTSD symptom reporting
    Rael T Lange
    Department of Research, BC Mental Health and Addiction Services, Vancouver, Canada
    Psychiatry Res 176:229-35. 2010
    ..The MMPI-2 validity indicators were clearly superior to those on the PAI at identifying feigned versus honest responding in this sample...
  5. ncbi Development of WAIS-III General Ability Index Minus WMS-III memory discrepancy scores
    Rael T Lange
    Riverview Hospital, Department of Research, Coquitlam, BC, Canada
    Clin Neuropsychol 20:382-95. 2006
    ..e., stratified and non-stratified). These tables provide valuable data for clinical reference purposes to determine the frequency of GAI-IMI, GAI-GMI, and GAI-DMI discrepancy scores in the WAIS-III/WMS-III standardization sample...
  6. ncbi WAIS-III index score profiles in the Canadian standardization sample
    Rael T Lange
    BC Mental Health and Addiction Services, Riverview Hospital, Coquitlam, British Columbia, Canada
    J Clin Exp Neuropsychol 29:47-58. 2007
    ..These profiles are potentially useful for determining whether a patient's WAIS-III performance is unusual in a normal population...
  7. ncbi Clinical validation of Canadian WAIS-III Index short forms in inpatient neuropsychiatry and forensic psychiatry
    Rael T Lange
    Department of Research, BC Mental Health and Addictions Service, Coquitlam, British Columbia, Canada
    Clin Neuropsychol 21:434-41. 2007
    ..The agreement rate between full form and short form index scores was very high for all subtest combinations (range = 90-98%). Two-subtest short forms were useful for estimating VCI, POI, and WMI scores in this population...
  8. doi Differential effects of alcohol intoxication on S100B levels following traumatic brain injury
    Rael T Lange
    Faculty of Medicine, University of British Columbia, Vancouver, BC, Canada
    J Trauma 68:1065-71. 2010
    ..The purpose of this study is to evaluate the clinical utility of the protein S100B as a biochemical marker for identifying brain injury in patients who are intoxicated at the time of injury...
  9. doi Neuropsychological functioning following complicated vs. uncomplicated mild traumatic brain injury
    Rael T Lange
    British Columbia Mental Health and Addiction Services, 601 West Broadway Street, Vancouver, BC, Canada
    Brain Inj 23:83-91. 2009
    ..The purpose of this study is to employ a carefully controlled research design to compare the acute neuropsychological functioning of patients following complicated and uncomplicated MTBI...
  10. ncbi Examining the relationship between WAIS-III premorbid intellectual functioning and WMS-III memory ability to evaluate memory impairment
    Rael T Lange
    British Columbia Mental Health and Addiction Services, Coquitlam, British Columbia, Canada
    Appl Neuropsychol 14:171-7. 2007
    ..This was most likely due to the prevalence of obvious memory impairment in this patient population. Future research directions are discussed...
  11. doi Effects of day-of-injury alcohol intoxication on neuropsychological outcome in the acute recovery period following traumatic brain injury
    Rael T Lange
    British Columbia Mental Health and Addiction Services and University of British Columbia, Vancouver, BC, Canada
    Arch Clin Neuropsychol 23:809-22. 2008
    ..In contrast to the research literature, these results suggest that individuals who were intoxicated at the time of injury performed similarly, and in some cases, better than those who were sober at the time of injury...
  12. ncbi Expanding the WAIS-III Estimate of Premorbid Ability for Canadians (EPAC)
    Rael T Lange
    Riverview Hospital, Coquitlam, British Columbia, Canada
    J Clin Exp Neuropsychol 28:773-89. 2006
    ..5% to 97.0%) and within 10 points of obtained index scores (72.3% to 85.6%) depending on the subtests used. These algorithms provide a promising means for estimating premorbid GAI, VCI, and POI scores using the Canadian WAIS-III norms...
  13. ncbi Application of new WAIS-III/WMS-III discrepancy scores for evaluating memory functioning: relationship between intellectual and memory ability
    Rael T Lange
    Riverview Hospital, Coquitlam, British Columbia, Canada
    J Clin Exp Neuropsychol 28:592-604. 2006
    ..However, GAI-memory discrepancy scores failed to provide unique interpretive information beyond that which is gained from the memory indexes alone. Implications and future research directions are discussed...
  14. ncbi Psychometric properties and factor structure of the Neuropsychiatric Inventory Nursing Home version in an elderly neuropsychiatric population
    Rael T Lange
    Neuropsychiatry and Neuropsychology Program, Riverview Hospital, North Lawn, 500 Lougheed Highway, Port Coquitlam, British Columbia V3C 4J2, Canada
    Int J Geriatr Psychiatry 19:440-8. 2004
    ..The purpose of this investigation is to further understand the psychometric properties of the NPI-NH by examining its reliability, validity, and factor structure in an elderly neuropsychiatric population...
  15. ncbi Development of the WAIS-III general ability index estimate (GAI-E)
    Rael T Lange
    Riverview Hospital, Coquitlam, British Columbia, Canada
    Clin Neuropsychol 19:73-86. 2005
    ..90. These algorithms provided accurate estimates of GAI in the WAIS-III standardization sample. Implications for estimating GAI in patients with known or suspected neurological dysfunction is discussed and future research is proposed...
  16. ncbi Ecological validity of the WMS-III rarely missed index in personal injury litigation
    Rael T Lange
    Riverview Hospital, ECT and Neuropsychiatry Program, Room 124 Admin Building, 2601 Lougheed Highway, Coquitlam, British Columbia V3C 4J2, Canada
    J Clin Exp Neuropsychol 27:412-24. 2005
    ..91 to .95), moderate positive predictive power (range = .50 to .71), and moderate to high negative predictive power (range = .68 to .83). These results do not support the use of the RMI as a reliable predictor of cognitive exaggeration...
  17. ncbi Development of the WAIS-III estimate of premorbid ability for Canadians (EPAC)
    Rael T Lange
    Riverview Hospital, Coquitlam, British Columbia, Canada
    Arch Clin Neuropsychol 20:1009-24. 2005
    ..It is anticipated that these algorithms will be useful as a means for estimating premorbid IQ scores in a clinical population. However, prior to clinical use, these algorithms must be validated for this purpose...
  18. ncbi Suppressed working memory on the WMS-III as a marker for poor effort
    Rael T Lange
    Riverview Hospital, Coquitlam, British Columbia, Canada
    J Clin Exp Neuropsychol 28:294-305. 2006
    ..These results suggest that memory-WMI discrepancy scores on the WMS-III do not provide clinically useful information regarding response set and should be used cautiously as an indicator of poor effort...
  19. ncbi Comparability of neuropsychological test profiles in patients with chronic substance abuse and mild traumatic brain injury
    Rael T Lange
    British Columbia Mental Health and Addiction Services, Department of Research, Riverview Hospital, Coquitlam, British Columbia, Canada
    Clin Neuropsychol 22:209-27. 2008
    ..This is of particular concern for clinicians evaluating the neuropsychological effects of MTBI in individuals with a comorbid history of substance abuse...
  20. doi Influence of poor effort on self-reported symptoms and neurocognitive test performance following mild traumatic brain injury
    Rael T Lange
    British Columbia Mental Health and Addiction Services, PHSA Research and Networks, Vancouver, British Columbia, Canada
    J Clin Exp Neuropsychol 32:961-72. 2010
    ..05, d = 0.70) indexes. These results highlight the importance of considering the influence of poor effort, in conjunction with a growing list of factors that can influence, maintain, and/or mimic the persistent postconcussion syndrome...
  21. ncbi Effects of mild traumatic brain injury cannot be differentiated from substance abuse
    Grant L Iverson
    Department of Psychiatry, University of British Columbia and Riverview Hospital, Vancouver, BC, Canada
    Brain Inj 19:11-8. 2005
    ..The purpose of this study was to compare the neuropsychological test performances of 73 patients with acute, uncomplicated MTBIs to a sample of 73 patients from an inpatient substance abuse programme...
  22. doi Effect of blood alcohol level on Glasgow Coma Scale scores following traumatic brain injury
    Rael T Lange
    University of British Columbia, Vancouver, BC, Canada
    Brain Inj 24:919-27. 2010
    ..However, the research findings in this area do not uniformly support this notion. The purpose of this study is to examine the effects of blood alcohol level (BAL) on GCS scores following TBI...
  23. doi "Good old days" bias following mild traumatic brain injury
    Grant L Iverson
    University of British Columbia and British Columbia Mental Health and Addiction Services, Vancouver, BC, Canada
    Clin Neuropsychol 24:17-37. 2010
    ..Many MTBI patients report their pre-injury functioning as better than the average person. This can negatively impact their perception of current problems, recovery from injury, and return to work...
  24. ncbi Detecting exaggeration and malingering with the trail making test
    Grant L Iverson
    Department of Psychiatry, University of British Columbia and Riverview Hospital, Vancover, BC, Canada
    Clin Neuropsychol 16:398-406. 2002
    ..However, the sensitivity of the test for deliberate exaggeration is very low, so clinicians who rely on this test in isolation to identify deliberately poor performance will fail to identify the vast majority of cases...
  25. ncbi WAIS-III General Ability Index in neuropsychiatry and forensic psychiatry inpatient samples
    Grant L Iverson
    Department of Psychiatry, University of British Columbia and Forensic Psychiatric Hospital, 2255 Wesbrook Mall, Vancouver, BC, Canada V6T 2A1
    Arch Clin Neuropsychol 21:77-82. 2006
    ..To facilitate clinical use, statistically reliable difference scores between the GAI and the WMI and PSI, for the 95% confidence interval, are presented...
  26. ncbi Examination of "postconcussion-like" symptoms in a healthy sample
    Grant L Iverson
    University of British Columbia Riverview Hospital, Vancouver, British Columbia, Canada
    Appl Neuropsychol 10:137-44. 2003
    ..76, p <.01]. This study illustrates that the presence of postconcussion-like symptoms: (a). are not unique to mild head injury and are commonly found in healthy individuals, and (b). are highly correlated with depressive symptoms...
  27. pmc Outcome from Complicated versus Uncomplicated Mild Traumatic Brain Injury
    Grant L Iverson
    Department of Psychiatry, University of British Columbia, 2255 Wesbrook Mall, Vancouver, BC, Canada V6T 2A1
    Rehabil Res Pract 2012:415740. 2012
    ..Patients with complicated MTBIs took considerably longer to return to work. They did not perform more poorly on neurocognitive measures or report more symptoms, at 3-4 weeks after injury compared to patients with uncomplicated MTBIs...
  28. doi Post-concussion symptom reporting and the "good-old-days" bias following mild traumatic brain injury
    Rael T Lange
    British Columbia Mental Health and Addiction Services, University of British Columbia, Vancouver, British Columbia, Canada
    Arch Clin Neuropsychol 25:442-50. 2010
    ..Consistent with the "good-old-days" bias, patients with MTBI appear to misperceive their preinjury functioning as better than the average person...
  29. doi Depression strongly influences postconcussion symptom reporting following mild traumatic brain injury
    Rael T Lange
    British Columbia Mental Health and Addiction Services and University of British Columbia, Vancouver, British Columbia, Canada
    J Head Trauma Rehabil 26:127-37. 2011
    ..To examine the influence of depression on postconcussion symptom reporting in patients following mild traumatic brain injury (MTBI)...
  30. doi Interview versus questionnaire symptom reporting in people with the postconcussion syndrome
    Grant L Iverson
    Department of Psychiatry, University of British Columbia, Vancouver, British Columbia, Canada
    J Head Trauma Rehabil 25:23-30. 2010
    ..To compare spontaneous, interview-based, postconcussion symptom reporting to endorsement of symptoms on a standardized questionnaire...
  31. ncbi Effects of an education training program on attitudes to electroconvulsive therapy
    Karen Oldewening
    Riverview Hospital, British Columbia, Canada
    J ECT 23:82-8. 2007
    ..These findings suggest that attitudes toward ECT increase favorably when individuals are provided with training and experience...
  32. doi Post-concussion symptom reporting after multiple mild traumatic brain injuries
    Noah D Silverberg
    1 Department of Medicine, Division of Physical Medicine and Rehabilitation, University of British Columbia GF Strong Rehab Centre, Vancouver, British Columbia, Canada
    J Neurotrauma 30:1398-404. 2013
    ..Having one or two previous remote MTBIs was not associated with worse outcome from subsequent MTBI in this sample. ..
  33. doi Diffusion tensor imaging findings are not strongly associated with postconcussional disorder 2 months following mild traumatic brain injury
    Rael T Lange
    Defense and Veterans Brain Injury Center, Walter Reed Army Medical Center, Washington, DC 20307, USA
    J Head Trauma Rehabil 27:188-98. 2012
    ..To examine the relation between diffusion tensor imaging (DTI) of the corpus callosum and postconcussion symptom reporting following mild traumatic brain injury (MTBI)...
  34. doi Clinical utility of the protein S100B to evaluate traumatic brain injury in the presence of acute alcohol intoxication
    Rael T Lange
    Defense and Veterans Brain Injury Center, Rockville, MD 20852, USA
    J Head Trauma Rehabil 27:123-34. 2012
    ..To examine the role of the protein S100B as a biomarker for traumatic brain injury (TBI) in the presence of acute alcohol intoxication...
  35. doi To exclude or not to exclude: white matter hyperintensities in diffusion tensor imaging research
    Grant L Iverson
    British Columbia Mental Health and Addiction Services, Vancouver, BC, Canada
    Brain Inj 25:1325-32. 2011
    ..The purpose of this study was to compare healthy control subjects with or without WMHIs on whole brain DTI...
  36. doi Applying test operating characteristics to measures of exercise motivation: a primer
    Tracey A Brickell
    British Columbia Mental Health and Addiction Services, Vancouver, Canada
    Br J Psychol 101:345-60. 2010
    ..Also provided is an example application using eight measures of exercise motivation previously used in research...
  37. ncbi Clinical validation of the General Ability Index--Estimate (GAI-E): estimating premorbid GAI
    Mike R Schoenberg
    Department of Neurology, University Hospitals of Cleveland and Case Western Reserve University School of Medicine, Cleveland, OH 44106 5000, USA
    Clin Neuropsychol 20:365-81. 2006
    ..Based on these data, recommendations for the use of the GAI-E algorithms are presented...
  38. ncbi Estimating premorbid general cognitive functioning for children and adolescents using the American Wechsler Intelligence Scale for Children-Fourth Edition: demographic and current performance approaches
    Mike R Schoenberg
    Department of Neurology, University Hospitals Case Medical Center, Cleveland and Case Western Reserve University School of Medicine, Cleveland, Ohio 44106, USA
    J Child Neurol 22:379-88. 2007
    ..These algorithms hold promise as a method to predict premorbid IQ for patients with known or suspected neurologic dysfunction; however, clinical validation is required...
  39. ncbi A proposed method to estimate premorbid full scale intelligence quotient (FSIQ) for the Canadian Wechsler Intelligence Scale for Children-Fourth Edition (WISC-IV) using demographic and combined estimation procedures
    Mike R Schoenberg
    Department of Neurology, University Hospitals of Cleveland and Case Western Reserve University School of Medicine, Cleveland, OH 44106, USA
    J Clin Exp Neuropsychol 29:867-78. 2007
    ..While promising, clinical validation of the algorithms in a sample of children and/or adolescents with known neurological dysfunction is needed to establish these algorithms as a premorbid estimation procedure...