Age-related changes in cognitive function and postural control in Parkinson's disease
Monika Zawadka-Kunikowska1, Paweł Zalewski, Jacek J Klawe
1Department of Hygiene and Epidemiology, Faculty of Health Sciences, Ludwik Rydygier Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University in Torun, ul. M. Sklodowskiej-Curie 9, 85-094, Bydgoszcz, Poland, monikazawadka@poczta.onet.pl.
Aging Clinical and Experimental Research
|April 3, 2014
Summary
Parkinson's disease patients exhibit cognitive deficits affecting executive functions and balance, with age being a key factor in postural stability for older adults.
Area of Science:
- Neuroscience
- Gerontology
- Biomedical Engineering
Background:
- Parkinson's disease (PD) is a neurodegenerative disorder affecting motor control.
- Cognitive function and postural stability are often impaired in aging and PD.
Purpose of the Study:
- To objectively assess postural instability and cognitive function in PD patients compared to healthy controls.
- To investigate the relationship between age, cognitive status, and balance in these groups.
Main Methods:
- Static posturography using Center of Pressure (COP) parameters.
- Cognitive assessment via Mini Mental State Examination (MMSE) and Counting Backwards Test (CBT).
- Inclusion of healthy middle-aged, healthy elderly, and PD patient cohorts.
Main Results:
- PD patients had significantly lower MMSE scores than healthy individuals.
- PD patients showed longer CBT durations, indicating slower cognitive processing.
- COP parameters correlated with age and MMSE scores, but no significant balance differences were found between elderly and PD groups.
Conclusions:
- Age is a primary determinant of static balance in older adults.
- PD patients demonstrate significant cognitive impairments in executive functions compared to healthy individuals.
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