Evidence map›Paper›PMID 27073690›Full record

ArticleCerebellum & ataxias2016

Acetyl-DL-leucine improves gait variability in patients with cerebellar ataxia-a case series.

Roman Schniepp, Michael Strupp, Max Wuehr, Klaus Jahn, Marianne Dieterich, Thomas Brandt, Katharina Feil

Open access · hybridAbstract read
In one paragraph

Article in Cerebellum & ataxias, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
2.0field-weighted citation impact, top 15% 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

22 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 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

7 authors at 2 institutions in 1 country.

Roman SchnieppDepartment of Neurology, University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany ; German Center for Vertigo and Balance Disorders (DSGZ), University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany.
Michael StruppDepartment of Neurology, University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany ; German Center for Vertigo and Balance Disorders (DSGZ), University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany.
Max WuehrGerman Center for Vertigo and Balance Disorders (DSGZ), University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany.
Klaus JahnGerman Center for Vertigo and Balance Disorders (DSGZ), University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany ; Schoen Klinik Bad Aibling, Neurologie, Kolbermoorer Strasse 72, Bad Aibling, 83043 Germany.
Marianne DieterichDepartment of Neurology, University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany ; German Center for Vertigo and Balance Disorders (DSGZ), University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany.
Thomas BrandtGerman Center for Vertigo and Balance Disorders (DSGZ), University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany ; Institute of Clinical Neurosciences, University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany.
Katharina FeilDepartment of Neurology, University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany ; German Center for Vertigo and Balance Disorders (DSGZ), University of Munich, Campus Großhadern, Marchioninistrasse 15, Munich, 81377 Germany.
German Center for Lung Research · DELudwig-Maximilians-Universität München · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Acetyl-DL-leucine is a modified amino acid that was observed to improve ataxic symptoms in patients with sporadic and hereditary forms of ataxia. Here, we investigated the effect of the treatment with Acetyl-DL-leucine on the walking stability of patients with cerebellar ataxia (10x SAOA, 2x MSA-C, 2x ADA, 1x CACNA-1A mutation, 2x SCA 2, 1x SCA 1). Treatment with Acetyl-DL-leucine (500 mg; 3-3-4) significantly improved the coefficient of variation of stride time in 14 out of 18 patients. Moreover, subjective ambulatory scores (FES-I and ABC) and the SARA scores were also improved under treatment. Further prospective studies are necessary to support these class III observational findings.

Indexed as

Acetyl-DL-leucineCerebellar ataxiaGait variabilitySpeed dependencysymptomatic treatment

Identifiers

PMID27073690
PMCPMC4828858
OpenAlexW2325050736

What OpenQuestion holds

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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.