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Ability of aphasic individuals to perform numerical processing and calculation tasks.
Gabriela De Luccia1, Karin Zazo Ortiz2
1Universidade Varzea Grande, Cuiaba, MT, Brazil.
Arquivos De Neuro-Psiquiatria
|March 29, 2014
Summary
Individuals with aphasia demonstrate impaired numerical processing and calculation skills compared to healthy individuals. This study highlights cognitive deficits in arithmetic following left hemisphere stroke.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Neurolinguistics
Background:
- Aphasia, often resulting from left hemisphere stroke, can impact various cognitive functions.
- Understanding the specific effects on numerical processing and calculation is crucial for rehabilitation.
Purpose of the Study:
- To compare calculation task performance between individuals with aphasia and healthy controls.
- To investigate the impact of stroke-induced aphasia on numerical and calculation abilities.
Main Methods:
- Evaluated 32 aphasic patients (single left hemisphere stroke) and 44 healthy volunteers.
- Administered a comprehensive arithmetic battery assessing numerical processing and calculation skills.
- Analyzed performance differences between the aphasic and control groups.
Main Results:
- Aphasic individuals exhibited significant alterations in numerical processing and calculation abilities.
- These changes were not observed in the healthy control population.
- Difficulty performing tasks involving numerical processing and calculation was evident in the aphasia group.
Conclusions:
- Individuals with aphasia experience challenges with numerical processing and calculation tasks.
- These deficits are distinct from those seen in healthy individuals matched for age and education.
- Findings underscore the cognitive consequences of left hemisphere stroke on mathematical abilities.
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