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Impulsiveness and executive functions in Parkinson's disease
Bruna de Assis Almeida1, Amer Cavalheiro Hamdan2
1Universidade Federal do Paraná, Curitiba, PR, Brazil.
Dementia & Neuropsychologia
|December 18, 2019
Summary
This study found no direct link between impulsivity and executive functions (EF) in Parkinson's disease (PD) patients, though EF showed associations with other cognitive measures. Further research is needed to understand these complex relationships in PD.
Area of Science:
- Neuroscience
- Cognitive Psychology
Background:
- Parkinson's disease (PD) frequently impacts cognitive functions, including executive functions (EF) and impulsivity.
- Understanding the interplay between these cognitive domains is crucial for managing PD progression.
Purpose of the Study:
- To investigate the relationship between impulsivity and executive functions (EF) in individuals diagnosed with Parkinson's disease (PD).
Main Methods:
- A correlational study was performed on 50 PD patients (aged ≥40).
- Data were collected using the Demographic Questionnaire, Montreal Cognitive Assessment Basic (MOCA-B), Barratt's Impulsiveness Scale (BIS-11), and Frontal Assessment Battery (FAB).
Main Results:
- Pearson's correlation revealed weak associations between MOCA-B and BIS-11 (-0.11) and between FAB and BIS-11 (-0.16).
- A strong positive correlation was observed between MOCA-B and FAB (0.73), indicating a link between different executive functions.
Conclusions:
- The study identified an association between executive functions and other cognitive abilities in Parkinson's disease.
- However, no significant relationship was found between impulsivity and executive functions in the studied PD cohort.
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