Evidence map›Paper›PMID 34988455›Full record

ArticleNeuro-oncology advances

Homotopic functional connectivity disruptions in glioma patients are associated with tumor malignancy and overall survival.

Andy G S Daniel, Carl D Hacker, John J Lee, Donna Dierker, Joseph B Humphries, Joshua S Shimony, Eric C Leuthardt

Abstract read
In one paragraph

Article in Neuro-oncology advances. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

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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.

Andy G S DanielDepartment of Biomedical Engineering, McKelvey School of Engineering, Washington University, St. Louis, MO 63130, USA.
Carl D HackerDepartment of Neurological Surgery, Washington University School of Medicine, St. Louis, MO 63110, USA.
John J LeeMallinckrodt Institute of Radiology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Donna DierkerMallinckrodt Institute of Radiology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Joseph B HumphriesDepartment of Biomedical Engineering, McKelvey School of Engineering, Washington University, St. Louis, MO 63130, USA.
Joshua S ShimonyMallinckrodt Institute of Radiology, Washington University School of Medicine, St. Louis, MO 63110, USA.
Eric C LeuthardtDepartment of Biomedical Engineering, McKelvey School of Engineering, Washington University, St. Louis, MO 63130, USA.

Funding

Washington University Intellectual and Developmental Disabilities Research Center-Administrative Down Syndrome SupplementU54HD087011 · NICHD · WASHINGTON UNIVERSITY · PI CONSTANTINO, JOHN N. · 2015 to 2019
$7.1M
Augmented Neurosurgical Navigation Software Using Resting State MRIR01CA203861 · NCI · WASHINGTON UNIVERSITY · PI Eric CLAUDE Leuthardt, JOSHUA S SHIMONY · 2017 to 2026
$5.8M
NCI NIH HHS R01 CA203861NICHD NIH HHS U54 HD087011
6 · The paper itself

Abstract

backgroundGliomas exhibit widespread bilateral functional connectivity (FC) alterations that may be associated with tumor grade. Limited studies have examined the connection-level mechanisms responsible for these effects. Given the typically strong FC observed between mirroring/homotopic brain regions in healthy subjects, we hypothesized that homotopic connectivity (HC) is altered in low-grade and high-grade glioma patients and the extent of disruption is associated with tumor grade and predictive of overall survival (OS) in a cohort of

methodsWe used a mirrored FC-derived cortical parcellation to extract blood-oxygen-level-dependent (BOLD) signals and to quantify FC differences between homotopic pairs in normal-appearing brain in a retrospective cohort of glioma patients and healthy controls.

resultsFifty-nine glioma patients (WHO grade 2,

conclusionsThese findings demonstrate an association between tumor grade and HC alterations that may underlie global FC changes and provide prognostic information.

Indexed as

functional connectivityfunctional MRIgliomahomotopic connectivityresting state

Identifiers

PMID34988455
PMCPMC8694208

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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.