Evidence map›Paper›PMID 39164268›Full record

ArticleNPJ Parkinson's disease2024

Serum neurofilament light at diagnosis: a prognostic indicator for accelerated disease progression in Parkinson's Disease.

Camilla Christina Pedersen, Anastasia Ushakova, Guido Alves, Ole-Bjørn Tysnes, Kaj Blennow, Henrik Zetterberg, Jodi Maple-Grødem, Johannes Lange

Abstract read
In one paragraph

Article in NPJ Parkinson's disease, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 2 pooled it
–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

24 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Elevated neurofilament light chain (NfL) in blood and CSF as a biomarker for Parkinson's disease cognitive impairment: A meta-analysis.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2026
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  4. What's in a name? reframing advanced Parkinson's disease as a multidimensional state.Journal of neural transmission (Vienna, Austria : 1996) · 2026
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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

8 authors.

Camilla Christina PedersenThe Centre for Movement Disorders, Stavanger University Hospital, Stavanger, Norway.ORCID http://orcid.org/0000-0001-6521-741X
Anastasia UshakovaSection of Biostatistics, Department of Research, Stavanger University Hospital, Stavanger, Norway.ORCID http://orcid.org/0009-0004-9481-0932
Guido AlvesThe Centre for Movement Disorders, Stavanger University Hospital, Stavanger, Norway.ORCID http://orcid.org/0000-0003-0630-2870
Ole-Bjørn TysnesDepartment of Clinical Medicine, University of Bergen, Bergen, Norway.
Kaj BlennowDepartment of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, The Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden.
Henrik ZetterbergDepartment of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, The Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden.
Jodi Maple-GrødemThe Centre for Movement Disorders, Stavanger University Hospital, Stavanger, Norway.ORCID http://orcid.org/0000-0001-7142-0078
Johannes LangeThe Centre for Movement Disorders, Stavanger University Hospital, Stavanger, Norway. johannes.lange@sus.no.ORCID http://orcid.org/0000-0003-0604-4891

Funding

EC | EU Framework Programme for Research and Innovation H2020 | H2020 Priority Excellent Science | H2020 Marie Skłodowska-Curie Actions (H2020 Excellent Science - Marie Skłodowska-Curie Actions) No 860197Helse Vest (Western Norway Regional Health Authority) 29604Norges Forskningsråd (Research Council of Norway) 177966Norges Forskningsråd (Research Council of Norway) 287842Vetenskapsrådet (Swedish Research Council) #2017-00915Vetenskapsrådet (Swedish Research Council) #2019-02397Vetenskapsrådet (Swedish Research Council) #2022-00732Vetenskapsrådet (Swedish Research Council) #2022-01018Vetenskapsrådet (Swedish Research Council) #2023-00356Western Norway Regional Health Authority | Stavanger Universitetssjukehus (Stavanger University Hospital (SUS)) 29604Western Norway Regional Health Authority | Stavanger Universitetssjukehus (Stavanger University Hospital (SUS)) 911218
6 · The paper itself

Abstract

Neurofilament light chain (NFL) is elevated in neurodegenerative diseases, including Parkinson's disease (PD). This study aimed to investigate serum NFL in newly diagnosed PD and its association with cognitive and motor decline over 10 years. Serum NFL levels were measured in PD patients and controls from the ParkWest study at diagnosis (baseline) and after 3 and 5 years. Mixed-effects regression analyzed changes in NFL and the association with annual changes in MMSE and UPDRS-III scores over 10 years. PD patients had elevated serum NFL at all visits and a faster annual increase over 5 years compared to controls (0.09 pg/mL per year; p = 0.029). Higher baseline NFL predicted faster cognitive decline β -0.77 transformed MMSE; p = 0.010), and a 40% NFL increase predicted future motor decline (β 0.28 UPDRS-III; p = 0.004). Elevated serum NFL in early PD is linked to faster cognitive and motor impairment, suggesting its prognostic value in PD biomarker panels.

Identifiers

PMID39164268
PMCPMC11336184

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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.