Evidence map›Paper›PMID 35837802›Full record

ArticleEuropean journal of neurology2022

Association of plasma neurofilament light chain with disease activity in chronic inflammatory demyelinating polyradiculoneuropathy.

Mahima Kapoor, Aisling Carr, Martha Foiani, Amanda Heslegrave, Henrik Zetterberg, Andrea Malaspina, Laura Compton, Elspeth Hutton, Alexander Rossor, Mary M Reilly and 1 more

Open access · hybridAbstract read
In one paragraph

Article in European journal of neurology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
3.4field-weighted citation impact, top 6% of its field
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

12 citing papers in PubMed, 28 citations in OpenAlex.

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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

11 authors at 5 institutions in 4 countries.

Mahima KapoorDepartment of Neuromuscular Diseases, University College London Queen Square Institute of Neurology, London, UK.ORCID 0000-0001-5498-3426
Aisling CarrDepartment of Neuromuscular Diseases, University College London Queen Square Institute of Neurology, London, UK.
Martha FoianiDepartment of Neurodegenerative Disease, University College London Queen Square Institute of Neurology, London, UK.ORCID 0000-0003-4157-2606
Amanda HeslegraveDepartment of Neurodegenerative Disease, University College London Queen Square Institute of Neurology, London, UK.ORCID 0000-0002-7290-6405
Henrik ZetterbergDepartment of Neurodegenerative Disease, University College London Queen Square Institute of Neurology, London, UK.ORCID 0000-0003-3930-4354
Andrea MalaspinaDepartment of Neuromuscular Diseases, University College London Queen Square Institute of Neurology, London, UK.
Laura ComptonCentre for Neuromuscular diseases, National Hospital for Neurology and Neurosurgery, London, UK.
Elspeth HuttonDepartment of Neurosciences, Central Clinical School, Monash University, Alfred Centre, Melbourne, Victoria, Australia.ORCID 0000-0002-8543-7767
Alexander RossorDepartment of Neuromuscular Diseases, University College London Queen Square Institute of Neurology, London, UK.ORCID 0000-0003-4648-2896
Mary M ReillyDepartment of Neuromuscular Diseases, University College London Queen Square Institute of Neurology, London, UK.ORCID 0000-0003-0686-905X
Michael P LunnDepartment of Neuromuscular Diseases, University College London Queen Square Institute of Neurology, London, UK.ORCID 0000-0003-3174-6027
Queen Mary University of London · GBUK Dementia Research Institute · GBMonash Alfred Psychiatry Research centre · AUNational Hospital for Neurology and Neurosurgery · GBSahlgrenska University Hospital · SE

Funding

trainingU54NS065712 · NINDS · WAYNE STATE UNIVERSITY · PI SHY, MICHAEL E. · 2009 to 2023
$19.6M
Medical Research Council G0601943NINDS NIH HHS U54 NS065712Wellcome Trust
6 · The paper itself

Abstract

background and purposeThis study was undertaken to explore associations between plasma neurofilament light chain (pNfL) concentration (pg/ml) and disease activity in patients with chronic inflammatory demyelinating polyradiculoneuropathy (CIDP) and examine the usefulness of pNfL concentrations in determining disease remission.

methodsWe examined pNfL concentrations in treatment-naïve CIDP patients (n = 10) before and after intravenous immunoglobulin (IVIg) induction treatment, in pNfL concentrations in patients on maintenance IVIg treatment who had stable (n = 15) versus unstable disease (n = 9), and in clinically stable IVIg-treated patients (n = 10) in whom we suspended IVIg to determine disease activity and ongoing need for maintenance IVIg. pNfL concentrations in an age-matched healthy control group were measured for comparison.

resultsAmong treatment-naïve patients, pNfL concentration was higher in patients before IVIg treatment than healthy controls and subsequently reduced to be comparable to control group values after IVIg induction. Among CIDP patients on IVIg treatment, pNfL concentration was significantly higher in unstable patients than stable patients. A pNFL concentration > 16.6 pg/ml distinguished unstable treated CIDP from stable treated CIDP (sensitivity = 86.7%, specificity = 66.7%, area under receiver operating characteristic curve = 0.73). Among the treatment withdrawal group, there was a statistically significant correlation between pNfL concentration at time of IVIg withdrawal and the likelihood of relapse (r = 0.72, p < 0.05), suggesting an association of higher pNfL concentration with active disease.

conclusionspNfL concentrations may be a sensitive, clinically useful biomarker in assessing subclinical disease activity.

Indexed as

Polyradiculoneuropathy, Chronic Inflammatory DemyelinatingBiomarkersHumansImmunoglobulins, IntravenousInfusions, IntravenousIntermediate FilamentsBiomarkersImmunoglobulins, IntravenousCIDPdisease activityIVIgneurofilament light chain

Identifiers

PMID35837802
PMCPMC9796374
OpenAlexW4285589419

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.