Evidence map›Paper›PMID 31748839›Full record

ArticleEuropean radiology experimental2019

Associations of thigh muscle fat infiltration with isometric strength measurements based on chemical shift encoding-based water-fat magnetic resonance imaging.

Stephanie Inhuber, Nico Sollmann, Sarah Schlaeger, Michael Dieckmeyer, Egon Burian, Caroline Kohlmeyer, Dimitrios C Karampinos, Jan S Kirschke, Thomas Baum, Florian Kreuzpointner and 1 more

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in European radiology experimental, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
2.7field-weighted citation impact, top 10% 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

29 citing papers in PubMed, 44 citations in OpenAlex.

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  8. Clinical and biomechanical outcomes following patellar tendon repair with suture tape augmentation.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2023
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  11. Midterm outcome and strength assessment after quadriceps tendon refixation with suture anchors.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2023
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  17. A Review on Aging, Sarcopenia, Falls, and Resistance Training in Community-Dwelling Older Adults.International journal of environmental research and public health · 2022
    Review
  18. Proton density fat fraction: magnetic resonance imaging applications beyond the liver.Diagnostic and interventional radiology (Ankara, Turkey) · 2022
    Review
  19. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 2 institutions in 1 country.

Stephanie InhuberDepartment of Sport and Health Sciences, Technische Universität München, Georg-Brauchle-Ring 60/62, 80992, Munich, Germany. stephanie.inhuber@tum.de.ORCID 0000-0002-1997-5495
Nico SollmannDepartment of Diagnostic and Interventional Neuroradiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Sarah SchlaegerDepartment of Diagnostic and Interventional Neuroradiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Michael DieckmeyerDepartment of Diagnostic and Interventional Neuroradiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Egon BurianDepartment of Diagnostic and Interventional Neuroradiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Caroline KohlmeyerDepartment of Sport and Health Sciences, Technische Universität München, Georg-Brauchle-Ring 60/62, 80992, Munich, Germany.
Dimitrios C KarampinosDepartment of Diagnostic and Interventional Radiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Jan S KirschkeDepartment of Diagnostic and Interventional Neuroradiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Thomas BaumDepartment of Diagnostic and Interventional Neuroradiology, Klinikum rechts der Isar, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Florian KreuzpointnerDepartment of Sport and Health Sciences, Technische Universität München, Georg-Brauchle-Ring 60/62, 80992, Munich, Germany.
Ansgar SchwirtzDepartment of Sport and Health Sciences, Technische Universität München, Georg-Brauchle-Ring 60/62, 80992, Munich, Germany.
TUM Klinikum · DETechnical University of Munich · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAssessment of the thigh muscle fat composition using magnetic resonance imaging (MRI) can provide surrogate markers in subjects suffering from various musculoskeletal disorders including knee osteoarthritis or neuromuscular diseases. However, little is known about the relationship with muscle strength. Therefore, we investigated the associations of thigh muscle fat with isometric strength measurements.

methodsTwenty healthy subjects (10 females; median age 27 years, range 22-41 years) underwent chemical shift encoding-based water-fat MRI, followed by bilateral extraction of the proton density fat fraction (PDFF) and calculation of relative cross-sectional area (relCSA) of quadriceps and ischiocrural muscles. Relative maximum voluntary isometric contraction (relMVIC) in knee extension and flexion was measured with a rotational dynamometer. Correlations between PDFF, relCSA, and relMVIC were evaluated, and multivariate regression was applied to identify significant predictors of muscle strength.

resultsSignificant correlations between the PDFF and relMVIC were observed for quadriceps and ischiocrural muscles bilaterally (p = 0.001 to 0.049). PDFF, but not relCSA, was a statistically significant (p = 0.001 to 0.049) predictor of relMVIC in multivariate regression models, except for left-sided relMVIC in extension. In this case, PDFF (p = 0.005) and relCSA (p = 0.015) of quadriceps muscles significantly contributed to the statistical model with R

conclusionChemical shift encoding-based water-fat MRI could detect changes in muscle composition by quantifying muscular fat that correlates well with both extensor and flexor relMVIC of the thigh. Our results help to initiate early, individualised treatments to maintain or improve muscle function in subjects who do not or not yet show pathological fatty muscle infiltration.

Indexed as

Magnetic Resonance ImagingAdipose TissueAdultFemaleHumansIsometric ContractionMaleMuscle, SkeletalMuscle StrengthThighWaterYoung AdultWaterHealthy volunteersMagnetic resonance imagingMuscle contraction (isometric)Muscle strengthThigh

Identifiers

PMID31748839
PMCPMC6868073
OpenAlexW2990845315

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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.