Evidence map›Paper›PMID 29460142›Full record

ArticleClinical neuroradiology2019

Investigation of Neurodegenerative Processes in Amyotrophic Lateral Sclerosis Using White Matter Fiber Density.

Philipp Stämpfli, Stefan Sommer, David Czell, Sebastian Kozerke, Christoph Neuwirth, Markus Weber, Sabine Sartoretti-Schefer, Erich Seifritz, Andreas Gutzeit, Carolin Reischauer

Abstract read
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In one paragraph

Article in Clinical neuroradiology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

9 citing papers in PubMed, 14 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

10 authors at 5 institutions in 3 countries.

Philipp StämpfliDepartment of Psychiatry, Psychotherapy and Psychosomatics, Psychiatric Hospital, University of Zurich, Lenggstrasse 31, 8032, Zurich, Switzerland. philipp.staempfli@bli.uzh.ch.ORCID http://orcid.org/0000-0003-1684-2416
Stefan SommerDepartment of Psychiatry, Psychotherapy and Psychosomatics, Psychiatric Hospital, University of Zurich, Lenggstrasse 31, 8032, Zurich, Switzerland.
David CzellDepartment of Neurology, Cantonal Hospital Winterthur, Winterthur, Switzerland.
Sebastian KozerkeInstitute for Biomedical Engineering, University and ETH Zurich, Zurich, Switzerland.
Christoph NeuwirthNeuromoscular Disease Unit/ALS Clinic, Cantonal Hospital St. Gallen, St. Gallen, Switzerland.
Markus WeberNeuromoscular Disease Unit/ALS Clinic, Cantonal Hospital St. Gallen, St. Gallen, Switzerland.
Sabine Sartoretti-ScheferDepartment of Radiology, Cantonal Hospital Winterthur, Winterthur, Switzerland.
Erich SeifritzDepartment of Psychiatry, Psychotherapy and Psychosomatics, Psychiatric Hospital, University of Zurich, Lenggstrasse 31, 8032, Zurich, Switzerland.
Andreas GutzeitDepartment of Radiology, Paracelsus Medical University Salzburg, Salzburg, Austria.
Carolin ReischauerInstitute for Biomedical Engineering, University and ETH Zurich, Zurich, Switzerland.
University of Zurich · CHETH Zurich · CHKantonsspital St. Gallen · CHKantonsspital Winterthur · CHParacelsus Medical University · AT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In the current work two novel parameters, fiber density (FD) and mean diffusion signal (MDS) are investigated for evaluating neurodegenerative processes in amyotrophic lateral sclerosis (ALS). The MDS provides a measure of the FD but is derived directly from the diffusion signal. Using tract-based spatial statistics (TBSS), pathological changes across the entire white matter and changes in the parameters over time were evaluated. The results were related to those obtained using the fractional anisotropy (FA) value. A widespread pattern of significantly decreased FD and MDS values was observed. A strong trend towards statistical significance was seen in similar white matter structures using TBSS analysis based on the FA value. Longitudinal analysis of the FD values demonstrated continuing deterioration of the same fiber tracts that were shown to be impaired in the group analysis. The findings suggest that MDS and in particular FD show great promise for evaluating microstructural white matter changes in ALS and may be more sensitive than the more commonly used FA value.

Indexed as

AgedAged, 80 and overAmyotrophic Lateral SclerosisAnisotropyCase-Control StudiesDiffusion Tensor ImagingFemaleHumansLongitudinal StudiesMaleMiddle AgedNerve DegenerationTime FactorsWhite MatterAmyotrophic lateral sclerosisDiffusion-weighted imagingLongitudinal analysisMean diffusion signalTract-based spatial statistics

Identifiers

PMID29460142
OpenAlexW2792973424

What OpenQuestion holds

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Read underepoch 390

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.