Evidence map›Paper›PMID 30968991›Full record

ArticleJournal of magnetic resonance imaging : JMRI2019

3D quantitative synthetic MRI-derived cortical thickness and subcortical brain volumes: Scan-rescan repeatability and comparison with conventional T

Shohei Fujita, Akifumi Hagiwara, Masaaki Hori, Marcel Warntjes, Koji Kamagata, Issei Fukunaga, Masami Goto, Haruyama Takuya, Kohei Takasu, Christina Andica and 6 more

Abstract readComparative StudyEvaluation Study
In one paragraph

Article in Journal of magnetic resonance imaging : JMRI, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
–field-weighted citation impact
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

23 citing papers in PubMed.

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  10. Review
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  13. Advantages of Using Both Voxel- and Surface-based Morphometry in Cortical Morphology Analysis: A Review of Various Applications.Magnetic resonance in medical sciences : MRMS : an official journal of Japan Society of Magnetic Resonance in Medicine · 2022
    Review
  14. Article
  15. Silent zero TE MR neuroimaging: Current state-of-the-art and future directions.Progress in nuclear magnetic resonance spectroscopy · 2021
    Review
  16. Article
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  19. Review
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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

16 authors.

Shohei FujitaDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.ORCID 0000-0003-4276-6226
Akifumi HagiwaraDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.ORCID 0000-0001-5277-3249
Masaaki HoriDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Marcel WarntjesSyntheticMR AB, Sweden.
Koji KamagataDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Issei FukunagaDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Masami GotoSchool of Allied Health Sciences, Kitasato University, Kanagawa, Japan.
Haruyama TakuyaDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Kohei TakasuSchool of Allied Health Sciences, Kitasato University, Kanagawa, Japan.
Christina AndicaDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.ORCID 0000-0002-9339-6950
Tomoko MaekawaDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Mariko Yoshida TakemuraDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Ryusuke IrieDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Akihiko WadaDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Michimasa SuzukiDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.
Shigeki AokiDepartment of Radiology, Juntendo University Hospital, Tokyo, Japan.ORCID 0000-0002-8491-0698

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPrevious quantitative synthetic MRI of the brain has been solely performed in 2D. PURPOSE: To evaluate the feasibility of the recently developed sequence 3D-QALAS for brain cortical thickness and volumetric analysis. STUDY TYPE: Reproducibility/repeatability study. SUBJECTS: Twenty-one healthy volunteers (35.6 ± 13.8 years). FIELD STRENGTH/SEQUENCE: 3D T ASSESSMENT: FreeSurfer and FIRST were used to measure cortical thickness and volume of subcortical structures, respectively. Agreement with FSPGR and scan-rescan repeatability were evaluated for 3D-QALAS. STATISTICAL TESTS: Percent relative difference and intraclass correlation coefficient (ICC) were used to assess reproducibility and scan-rescan repeatability of the 3D-QALAS sequence-derived measurements.

resultsPercent relative difference compared with FSPGR in cortical thickness of the whole cortex was 3.1%, and 89% of the regional areas showed less than 10% relative difference in cortical thickness. The mean ICC across all regions was 0.65, and 74% of the structures showed substantial to almost perfect agreement. For volumes of subcortical structures, the median percent relative differences were lower than 10% across all subcortical structures, except for the accumbens area, and all structures showed ICCs of substantial to almost perfect agreement. For the scan-rescan test, percent relative difference in cortical thickness of the whole cortex was 2.3%, and 97% of the regional areas showed less than 10% relative difference in cortical thickness. The mean ICC across all regions was 0.73, and 80% showed substantial to almost perfect agreement. For volumes of subcortical structures, relative differences were less than 10% across all subcortical structures except for the accumbens area, and all structures showed ICCs of substantial to almost perfect agreement. DATA

conclusion3D-QALAS could be reliably used for measuring cortical thickness and subcortical volumes in most brain regions. LEVEL OF EVIDENCE: 3 Technical Efficacy: Stage 1 J. Magn. Reson. Imaging 2019;50:1834-1842.

Indexed as

AdultBrainEvaluation Studies as TopicFeasibility StudiesFemaleHealthy VolunteersHumansImage Processing, Computer-AssistedImaging, Three-DimensionalMagnetic Resonance ImagingMaleOrgan SizeReference ValuesReproducibility of Results

Identifiers

PMID30968991
PMCPMC6900192

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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.