Creative thinking and cognitive estimation in Parkinson's disease
Marcus Heldmann1,2, Celia Rinckens1, Norbert Brüggemann1,2
1Department of Neurology, University of Lübeck, Lübeck, Germany.
Neurological Research and Practice
|February 14, 2024
Summary
Parkinson's disease patients show reduced divergent thinking and impaired cognitive estimation, unlike healthy controls. Creativity in PD correlates with dopaminergic medication, suggesting altered executive functions.
Area of Science:
- Neuroscience
- Cognitive Psychology
Background:
- Parkinson's disease (PD) patients sometimes exhibit increased creativity during dopaminergic treatment.
- Dopaminergic agents may influence creative processes in PD.
Purpose of the Study:
- Investigate divergent and convergent thinking in PD patients.
- Assess cognitive estimation abilities in individuals with Parkinson's disease.
Main Methods:
- Compared 20 PD patients and 20 controls using the Guilford Alternate Uses task (divergent thinking) and remote associates task (convergent thinking).
- Administered two cognitive estimation tests to both groups.
Main Results:
- PD patients demonstrated reduced originality and fewer correct responses on divergent thinking tasks.
- No significant differences were observed in convergent thinking between groups.
- PD patients showed impairments in cognitive estimation tasks.
- Originality in PD patients correlated with their daily dopaminergic medication dosage.
Conclusions:
- Cognitive estimation, linked to executive functioning, is impaired in Parkinson's disease.
- Subprocesses of creative thinking show only minor psychometric effects in PD.
- Future research should adopt a product-oriented approach to study creativity in PD.
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