Evidence map›Paper›PMID 27535082›Full record

ArticleSchizophrenia bulletin2017

White Matter Disruptions in Schizophrenia Are Spatially Widespread and Topologically Converge on Brain Network Hubs.

Paul Klauser, Simon T Baker, Vanessa L Cropley, Chad Bousman, Alex Fornito, Luca Cocchi, Janice M Fullerton, Paul Rasser, Ulrich Schall, Frans Henskens and 10 more

Open access · bronzeAbstract read
In one paragraph

Article in Schizophrenia bulletin, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 74 papers.

0numbers the graph read from it
0cells of the map it votes in
74citing papers in PubMed
11.7field-weighted citation impact, top 1% 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

74 citing papers in PubMed, 128 citations in OpenAlex.

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14 more citing papers are in PubMed but not listed here.

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

20 authors at 12 institutions in 2 countries.

Paul KlauserMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Simon T BakerBrain and Mental Health Laboratory, Monash Institute of Cognitive and Clinical Neurosciences, School of Psychological Sciences and Monash Biomedical Imaging, Monash University, Clayton, Victoria, Australia.
Vanessa L CropleyMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Chad BousmanMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Alex FornitoMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Luca CocchiQIMR Berghofer Medical Research Institute, Brisbane, Queensland, Australia.
Janice M FullertonNeuroscience Research Australia, Randwick, New South Wales, Australia.
Paul RasserCentre for Brain and Mental Health Research, University of Newcastle, Waratah, New South Wales, Australia.
Ulrich SchallCentre for Brain and Mental Health Research, University of Newcastle, Waratah, New South Wales, Australia.
Frans HenskensSchool of Electrical Engineering and Computer Science, University of Newcastle, Callaghan, New South Wales, Australia.
Patricia T MichieCentre for Brain and Mental Health Research, University of Newcastle, Waratah, New South Wales, Australia.
Carmel LoughlandNeuroscience Research Australia, Randwick, New South Wales, Australia.
Stanley V CattsSchool of Medicine, The University of Queensland, Brisbane, Qeensland, Australia.
Bryan MowryQueensland Brain Institute, The University of Queensland, Brisbane, Queensland, Australia.
Thomas W WeickertMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Cynthia Shannon WeickertMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Vaughan CarrSchizophrenia Research Institute, Randwick, New South Wales, Australia.
Rhoshel LenrootNeuroscience Research Australia, Randwick, New South Wales, Australia.
Christos PantelisMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Andrew ZaleskyMelbourne Neuropsychiatry Centre, Department of Psychiatry, The University of Melbourne and Melbourne Health, Carlton South, Victoria, Australia.
Monash University · AUUniversity of Melbourne · AUHunter Medical Research Institute · AUMelbourne Health · AUSchizophrenia Research Institute · AUUNSW Sydney · AUFlorey Institute of Neuroscience and Mental Health · AUNeuroscience Research Australia · AUQIMR Berghofer Medical Research Institute · AUQueensland Centre for Mental Health Research · AUUniversity of Newcastle Australia · AUUniversity of Queensland · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

White matter abnormalities associated with schizophrenia have been widely reported, although the consistency of findings across studies is moderate. In this study, neuroimaging was used to investigate white matter pathology and its impact on whole-brain white matter connectivity in one of the largest samples of patients with schizophrenia. Fractional anisotropy (FA) and mean diffusivity (MD) were compared between patients with schizophrenia or schizoaffective disorder (n = 326) and age-matched healthy controls (n = 197). Between-group differences in FA and MD were assessed using voxel-based analysis and permutation testing. Automated whole-brain white matter fiber tracking and the network-based statistic were used to characterize the impact of white matter pathology on the connectome and its rich club. Significant reductions in FA associated with schizophrenia were widespread, encompassing more than 40% (234ml) of cerebral white matter by volume and involving all cerebral lobes. Significant increases in MD were also widespread and distributed similarly. The corpus callosum, cingulum, and thalamic radiations exhibited the most extensive pathology according to effect size. More than 50% of cortico-cortical and cortico-subcortical white matter fiber bundles comprising the connectome were disrupted in schizophrenia. Connections between hub regions comprising the rich club were disproportionately affected. Pathology did not differ between patients with schizophrenia and schizoaffective disorder and was not mediated by medication. In conclusion, although connectivity between cerebral hubs is most extensively disturbed in schizophrenia, white matter pathology is widespread, affecting all cerebral lobes and the cerebellum, leading to disruptions in the majority of the brain's fiber bundles.

Indexed as

AdolescentAdultAgedCerebral CortexConnectomeCorpus CallosumDiffusion Tensor ImagingFemaleGyrus CinguliHumansMaleMiddle AgedNerve NetNeural PathwaysPsychotic DisordersSchizophreniadiffusion tensor imagingfractional anisotropymagnetic resonance imagingmean diffusivityrich clubschizophreniatractographywhite matter

Identifiers

PMID27535082
PMCPMC5605265
OpenAlexW2516798458

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.