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Cognitive reserve and individual differences in brain tumour patients
Barbara Tomasino1, Gianni De Fraja2,3, Ilaria Guarracino1
1Scientific Institute, IRCCS E. Medea, Unità Operativa Pasian di Prato, Udine 33037, Italy.
Brain Communications
|July 24, 2023
Summary
Cognitive reserve positively impacts brain tumour patients' cognitive functions. Higher cognitive reserve mitigates the negative effects of tumour size and location on cognitive performance.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Oncology
Background:
- Brain tumours significantly impact cognitive functions.
- Cognitive reserve is hypothesized to influence resilience to neurological damage.
- Understanding factors modulating cognitive decline in brain tumour patients is crucial.
Purpose of the Study:
- To determine the effect of cognitive reserve on cognitive functions in brain tumour patients.
- To investigate if cognitive reserve mitigates the negative cognitive impact of brain tumours.
- To explore how cognitive reserve interacts with tumour characteristics and location.
Main Methods:
- Retrospective study of ~700 brain tumour patients.
- Assessment of cognitive abilities via a test battery before neurosurgery.
- Construction of a cognitive reserve proxy using education, occupation, and living environment.
Main Results:
- A robust positive association was found between cognitive reserve and cognitive performance.
- Cognitive reserve modulated the negative impact of tumour size on performance.
- Effects varied by lesion hemisphere and cognitive function, with stronger benefits in the left hemisphere for some functions.
Conclusions:
- Cognitive reserve is a significant factor in cognitive performance among brain tumour patients.
- Higher cognitive reserve offers protection against tumour-induced cognitive deficits.
- Findings support the development of personalized rehabilitation strategies considering cognitive reserve.
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