Evidence map›Paper›PMID 40251156›Full record

ArticleNPJ Parkinson's disease2025

Detecting neuropsychiatric fluctuations in Parkinson's Disease using patients' own words: the potential of large language models.

Matilde Castelli, Mario Sousa, Illner Vojtech, Michael Single, Deborah Amstutz, Marie Elise Maradan-Gachet, Andreia D Magalhães, Ines Debove, Jan Rusz, Pablo Martinez-Martin and 3 more

Abstract read
In one paragraph

Article in NPJ Parkinson's disease, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

13 authors.

Matilde Castelli *ARTORG Center for Biomedical Engineering Research, Gerontechnology and Rehabilitation Group, University of Bern, Bern, Switzerland. matilde.castelli@unibe.ch.
Mario Sousa *Department of Neurology, Bern University Hospital and University of Bern, Bern, Switzerland.
Illner VojtechDepartment of Circuit Theory, Faculty of Electrical Engineering, Czech Technical University in Prague, Prague, Czech Republic.
Michael SingleARTORG Center for Biomedical Engineering Research, Gerontechnology and Rehabilitation Group, University of Bern, Bern, Switzerland.
Deborah AmstutzDepartment of Neurology, Bern University Hospital and University of Bern, Bern, Switzerland.
Marie Elise Maradan-GachetDepartment of Neurology, Bern University Hospital and University of Bern, Bern, Switzerland.
Andreia D MagalhãesDepartment of Neurology, Bern University Hospital and University of Bern, Bern, Switzerland.
Ines DeboveDepartment of Neurology, Bern University Hospital and University of Bern, Bern, Switzerland.
Jan RuszDepartment of Circuit Theory, Faculty of Electrical Engineering, Czech Technical University in Prague, Prague, Czech Republic.
Pablo Martinez-MartinCenter for Networked Biomedical Research in Neurodegenerative Diseases (CIBERNED), Carlos III Institute of Health, Madrid, Spain.
Raphael SznitmanARTORG Center for Biomedical Engineering Research, AIMI, University of Bern, Bern, Switzerland.
Paul KrackDepartment of Neurology, Bern University Hospital and University of Bern, Bern, Switzerland.
Tobias NefARTORG Center for Biomedical Engineering Research, Gerontechnology and Rehabilitation Group, University of Bern, Bern, Switzerland.

Funding

SNF Lead Agency 32003BL_197709SNSF Bridge Discovery 40B2-0_194794
6 · The paper itself

Abstract

Over the past decade, neuropsychiatric fluctuations in Parkinson's disease (PD) have been increasingly recognized for their impact on patients' quality of life. Speech, a complex function carrying motor, emotional, and cognitive information, offers potential insights into these fluctuations. While previous studies have focused on acoustic analysis to assess motor speech disorders reliably, the potential of linguistic patterns associated with neuropsychiatric fluctuations in PD remains unexplored. This study analyzed the content of spontaneous speech from 33 PD patients in ON and OFF medication states, using machine learning and large language models (LLMs) to predict medication states and a neuropsychiatric state score. The top-performing model, the LLM Gemma-2 (9B), achieved 98% accuracy in differentiating ON and OFF states and its predicted scores were highly correlated with actual scores (Spearman's ρ = 0.81). These methods could provide a more comprehensive assessment of PD treatment effects, allowing remote neuropsychiatric symptom monitoring via mobile devices.

Identifiers

PMID40251156
PMCPMC12008272

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.