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Intravenous immunoglobulin maintenance treatment in myasthenia gravis: A randomized, controlled trial sample size simulation

Overview of attention for article published in Muscle & Nerve, October 2014
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Title
Intravenous immunoglobulin maintenance treatment in myasthenia gravis: A randomized, controlled trial sample size simulation
Published in
Muscle & Nerve, October 2014
DOI 10.1002/mus.24259
Pubmed ID
Authors

Christian Eienbröker, Florian Seitz, Anna Spengler, Heike Kurz, Maria Seipelt, Norbert Sommer, Wolfgang H. Oertel, Nina Timmesfeld, Björn Tackenberg

Abstract

Introduction: In case of exacerbation or crisis myasthenia gravis (MG) patients can be treated with intravenous immunoglobulin (IVIG), plasmapheresis, or immunoadsorption. However, IVIG efficacy data in maintenance treatment are sparse. Methods: We observed n=16 index patients prospectively with chronic and insufficiently controlled MG under standard immunosuppressants and symptomatic treatment. IVIg treatment response was measured using changes in QMG and surrogates. Based on these results a sample size calculation for a future RCT was simulated. Results: There was an enduring decline in the QMG score and other parameters of about 50% under IVIg maintenance treatment. RCT sample size calculation results in n=73 or n=33 patients per arm to detect at least a 20% vs. 30% clinical difference in the QMG score. Conclusion: We recommend using the QMG score as a primary endpoint for an RCT of IVIg maintenance for chronic MG. © 2014 Wiley Periodicals, Inc.

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The data shown below were collected from the profile of 1 X user who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 47 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 47 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 11 23%
Other 5 11%
Professor > Associate Professor 5 11%
Student > Master 4 9%
Student > Ph. D. Student 3 6%
Other 8 17%
Unknown 11 23%
Readers by discipline Count As %
Medicine and Dentistry 19 40%
Neuroscience 7 15%
Agricultural and Biological Sciences 3 6%
Pharmacology, Toxicology and Pharmaceutical Science 2 4%
Engineering 2 4%
Other 5 11%
Unknown 9 19%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 14 April 2014.
All research outputs
#20,000,155
of 24,577,646 outputs
Outputs from Muscle & Nerve
#2,387
of 2,998 outputs
Outputs of similar age
#192,874
of 265,807 outputs
Outputs of similar age from Muscle & Nerve
#29
of 44 outputs
Altmetric has tracked 24,577,646 research outputs across all sources so far. This one is in the 10th percentile – i.e., 10% of other outputs scored the same or lower than it.
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