Affiliation: McGill University
- Measuring cognition in a geriatric outpatient clinic: Rasch analysis of the Montreal Cognitive AssessmentLisa Koski
Divisions of Geriatrics and Clinical Epidemiology, Faculty of Medicine, McGill University, and The Research Institute of the McGill University Health Centre, Montreal, Quebec, Canada
J Geriatr Psychiatry Neurol 22:151-60. 2009..To evaluate the psychometric properties of the Montreal Cognitive Assessment as a quantitative measure of cognitive ability...
- Improving precision in the quantification of cognition using the Montreal Cognitive Assessment and the Mini-Mental State ExaminationLisa Koski
Division of Experimental Medicine, Department of Medicine, McGill University, Montreal, Quebec, Canada
Int Psychogeriatr 23:1107-15. 2011..We sought to overcome this limitation by integrating information from the Mini-Mental State Examination (MMSE) into the calculation of cognitive ability...
- Reliability of intracortical and corticomotor excitability estimates obtained from the upper extremities in chronic strokeLisa Koski
Division of Geriatrics, Faculty of Medicine, Department of Neurology and Neurosurgery, McGill University, Canada
Neurosci Res 58:19-31. 2007..Due to high intrasubject variability, the use of some excitability parameters as indicators of functional neuroplasticity in response to treatment may be limited to interventions with large effect sizes...
- Normative data on changes in transcranial magnetic stimulation measures over a ten hour periodLisa Koski
Division of Brain Mapping, Laboratory of Motor Behavior and Neurorehabilitation, USC, USA
Clin Neurophysiol 116:2099-109. 2005..To establish normative data on the single-subject variation of resting motor thresholds and silent periods over 10 h using transcranial magnetic stimulation (TMS)...
- Computerized testing augments pencil-and-paper tasks in measuring HIV-associated mild cognitive impairment(*)L Koski
The Research Institute of the McGill University Health Centre, Montreal, Quebec
HIV Med 12:472-80. 2011..Existing tools for rapid cognitive assessment in HIV-positive individuals with mild cognitive deficits lack sensitivity or do not meet psychometric requirements for tracking changes in cognitive ability over time...
- French-English cross-linguistic comparison and diagnostic impact of the AD-8 dementia screening questionnaire in a geriatric assessment clinicLisa Koski
Research Institute of the McGill University Health Centre, Montreal, Que, Canada
Dement Geriatr Cogn Disord 29:265-74. 2010..Implications for clinical use of the AD-8 are discussed...
- Development of a method for quantifying cognitive ability in the elderly through adaptive test administrationSusanna Konsztowicz
Integrated Program in Neuroscience, Department of Neurology and Neurosurgery, McGill University, Canada
Int Psychogeriatr 23:1116-23. 2011..This study aimed to provide evidence for the interpretability of scores obtained from a novel, adaptive approach to cognitive assessment, called the Geriatric Rapid Adaptive Cognitive Estimate (GRACE) method...
- Predictors of future cognitive decline in persons with mild cognitive impairmentHaiqun Xie
Division of Experimental Medicine, Department of Medicine, McGill University, and the Montreal General Hospital, Montreal, Que, Canada
Dement Geriatr Cogn Disord 32:308-17. 2011..9%) and specificity (86.4%), and moderate sensitivity (67.2%). These results are presented in the form of a simple clinical tool for quantifying risk of future cognitive decline in MCI...
- Limitations for interpreting failure on individual subtests of the Montreal Cognitive AssessmentParastoo Moafmashhadi
Department of Neurology, McGill University and the Research Institute of the McGill University Health Centre, Montreal, Quebec, Canada
J Geriatr Psychiatry Neurol 26:19-28. 2013..This study examined the extent to which these subsets of MoCA items evaluate their intended cognitive domains...
- Identifying and characterizing trajectories of cognitive change in older persons with mild cognitive impairmentHaiqun Xie
Divisions of Geriatric Medicine and Clinical Epidemiology, Faculty of Medicine, McGill University, Research Institute of the McGill University Health Centre, Montreal, Que, Canada
Dement Geriatr Cogn Disord 31:165-72. 2011..To date, the trajectories reflecting distinct developmental courses of cognition among patients with MCI have not been well defined...
- A qualitative review of the neurophysiological underpinnings of fatigue in multiple sclerosisAfiqah Yusuf
Integrated Program in Neuroscience, McGill University, Montreal, QC H3A 1A1, Canada
J Neurol Sci 330:4-9. 2013..Suggestions for future studies in this area are proposed with a view to identifying potentially modifiable factors contributing to fatigue in MS...
- Brain plasticity in the adult: modulation of function in amblyopia with rTMSBenjamin Thompson
McGill Vision Research, Department of Ophthalmology, Royal Victoria Hospital, 687 Pine Avenue West, Montreal, Quebec H3A 1A1, Canada
Curr Biol 18:1067-71. 2008..The results indicate continued plasticity of the amblyopic visual system in adulthood and open the way for a potential new therapeutic approach to the treatment of amblyopia...
- Immediate and long-term changes in corticomotor output in response to rehabilitation: correlation with functional improvements in chronic strokeLisa Koski
Ahmanson Lovelace Brain Mapping Center, Neuropsychiatric Institute and Department of Neurology, University of California at Los Angeles, USA
Neurorehabil Neural Repair 18:230-49. 2004..Methodological differences in the literature, however, currently obscure a full understanding of the potential contributions of TMS to rehabilitation research...
- Lateralization of the human mirror neuron systemLisa Aziz-Zadeh
Ahmanson Lovelace Brain Mapping Center, Neuropsychiatric Institute, David Geffen School of Medicine, University of California, Los Angeles, California 90095, USA
J Neurosci 26:2964-70. 2006..The left hemisphere superiority for language, then, must be have been favored by other types of language precursors, perhaps auditory or multimodal action representations...
- Exploring the contributions of premotor and parietal cortex to spatial compatibility using image-guided TMSLisa Koski
Ahmanson Lovelace Brain Mapping Center, Neuropsychiatric Institute, Los Angeles, CA 90095 7085, USA
Neuroimage 24:296-305. 2005..We conclude that the left premotor cortex is one of the cortical regions responsible for overriding automatic stimulus-response associations...
- Modulation of cortical activity during different imitative behaviorsLisa Koski
Ahmanson Lovelace Brain Mapping Center, Neuropsychiatric Institute, UCLA School of Medicine, Los Angeles, California 90095, USA
J Neurophysiol 89:460-71. 2003..Moreover, activity in the SMA appears to be tightly coupled to frontoparietal mirror areas when subjects copy the actions of others...
- Modulation of motor and premotor activity during imitation of target-directed actionsLisa Koski
Ahmanson Lovelace Brain Mapping Center, Neuropsychiatric Institute, Department of Neurology, UCLA School of Medicine, 660 Charles E Young Drive South, Los Angeles, CA 90095, USA
Cereb Cortex 12:847-55. 2002....
- Deconstructing apraxia: understanding disorders of intentional movement after strokeLisa Koski
Ahmanson Lovelace Brain Mapping Center, Neuropsychiatric Institute, Department of Neurology, UCLA School of Medicine, Los Angeles 90095 7085, USA
Curr Opin Neurol 15:71-7. 2002..Moreover, a coherent interpretation of the results of apraxia studies remains hampered by the lack of a standard testing instrument to assess the nature and severity of apraxic impairments in the groups tested...