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Automated Online Speech Analytics Reveal Language and Affective Changes in Parkinson's Disease

2025-11-10 neurology Title + abstract only
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Speech-related changes hold promise as biomarkers in Parkinsons disease (PD), yet evidence remains preliminary and higher-order language alterations are under-characterised. Leveraging data from 1,168 participants with PD and 541 controls within the Australian Parkinsons Genetics Study, we report population-level evidence of PD-associated linguistic and affective alterations. Participants with PD exhibited reduced fluency and expressivity, with slower rate, lower reading accuracy, reduced output...

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