Intra-individual variability in cognitive performance predicts functional decline in Parkinson's disease.
Jeremy J DavisAnjali SivaramakrishnanSummer RolinSandeep K SubramanianPublished in: Applied neuropsychology. Adult (2023)
IIV independently predicts functional status in participants with PD while controlling for other variables. PD participants with functional impairment at follow up showed greater IIV than those without functional impairment at follow up.
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