Evidence map›Paper›PMID 30274305›Full record

Trial reportToxins2018

Botulinum Toxin in Restless Legs Syndrome-A Randomized Double-Blind Placebo-Controlled Crossover Study.

Shivam Om Mittal, Duarte Machado, Diana Richardson, Divyanshu Dubey, Bahman Jabbari

Open access · goldAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Toxins, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed, 1 pooled it
1.6field-weighted citation impact, top 16% 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

6 citing papers in PubMed, 1 synthesis or guideline pooled it, 20 citations in OpenAlex.

  1. Treatment of restless legs syndrome and periodic limb movement disorder: an American Academy of Sleep Medicine systematic review, meta-analysis, and GRADE assessment.Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine · 2025
    Pooled it
  2. Review
  3. Article
  4. Review
  5. Review
  6. Review
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

5 authors at 3 institutions in 2 countries.

Shivam Om MittalDepartment of Neurology, Yale University School of Medicine, New Haven, CT 06510, USA. neurology.mittal@gmail.com.ORCID 0000-0003-2138-1108
Duarte MachadoDepartment of Neurology, Yale University School of Medicine, New Haven, CT 06510, USA. duarte.machado@hhchealth.org.
Diana RichardsonDepartment of Neurology, Yale University School of Medicine, New Haven, CT 06510, USA. diana.richardson@va.gov.
Divyanshu DubeyDepartment of Neurology, Mayo Clinic, Rochester, MN 55905, USA. dubey.divyanshu@mayo.edu.
Bahman JabbariDepartment of Neurology, Yale University School of Medicine, New Haven, CT 06510, USA. bahman.jabbari@yale.edu.
Mayo Clinic · USYale University · USHartford Hospital · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRestless Legs Syndrome (RLS) is a common movement disorder with an estimated prevalence of up to 12%. Previous small studies with onabotulinumtoxin A (OnaA) for RLS have shown inconsistent results.

methodsTwenty-four patients with an International RLS score (IRLS) of >11 (moderate-severe) were enrolled in this blinded, placebo-controlled crossover study. Twenty-one patients completed the evaluations at 4, 6, and 8 weeks after each injection. One-hundred units of Incobotulinumtoxin A (IncoA) or normal saline were injected into tibialis anterior, gastrocnemius, and biceps femoris muscles each side.

resultsImprovement from a severe (IRLS >21) to a mild/moderate (IRLS ≤20) score was significant at four weeks (

conclusionIncoA injection lead to a reduction in severity of RLS symptoms, pain score, and quality of life, without any adverse effects.

Indexed as

AdultAgedAged, 80 and overBotulinum Toxins, Type ACross-Over StudiesDouble-Blind MethodFemaleHumansInjections, IntramuscularMaleMiddle AgedNeuromuscular AgentsRestless Legs SyndromeSeverity of Illness IndexBotulinum Toxins, Type AincobotulinumtoxinANeuromuscular Agentsbotulinum toxinclinical trialincobotulinumtoxin Amovement disorderrestless legs syndromesleep

Identifiers

PMID30274305
PMCPMC6215171
OpenAlexW2894936748

What OpenQuestion holds

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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.