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Dual-Task Stroop Paradigm for Detecting Cognitive Deficits in High-Functioning Stroke Patients
Published on: December 16, 2022
Cognitive impairment predicts poststroke death in long-term follow-up
N K J Oksala1, H Jokinen, S Melkas
1Department of Surgery and Forensic Medicine, Medical School, University of Tampere and Tampere University Hospital, 33014 University of Tampere, Finland. niku.oksala@tuubi1.net
Journal of Neurology, Neurosurgery, and Psychiatry
|July 22, 2009
Summary
Cognitive impairments in executive functions and visuospatial abilities after ischemic stroke significantly predict poor long-term survival. These findings highlight the importance of assessing cognitive function for stroke patient prognosis.
Area of Science:
- Neurology
- Cognitive Science
- Gerontology
Background:
- Global cognitive decline and dementia post-stroke are linked to reduced long-term survival.
- Detailed associations between specific cognitive domain deficits and survival in ischemic stroke patients remain unclear.
Purpose of the Study:
- To investigate the relationship between specific cognitive domain impairments and long-term survival in patients following an ischemic stroke.
- To identify which cognitive deficits are independent predictors of post-stroke survival.
Main Methods:
- A cohort of 409 acute ischemic stroke patients underwent comprehensive neuropsychological evaluation.
- Patients were followed for up to 12 years to assess long-term survival outcomes.
Main Results:
- Impairments in executive functions, memory, language, and visuospatial abilities were associated with significantly shorter survival times.
- Executive function and visuospatial/constructional abilities remained significant predictors of poor survival even after adjusting for Mini Mental Status Examination scores and modified Rankin scores.
- Cognitive impairment no dementia (CIND) was also identified as an independent predictor of poor survival.
Conclusions:
- Specific cognitive deficits, particularly in executive functions and visuospatial/constructional abilities, are significant predictors of reduced long-term survival in ischemic stroke patients.
- Assessment of these cognitive domains is crucial for understanding prognosis and potentially guiding interventions in stroke survivors.
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