Evidence map›Paper›PMID 29735154›Full record

ArticleBiological psychiatry. Cognitive neuroscience and neuroimaging2018

Dynamic Functional Connectivity States Reflecting Psychotic-like Experiences.

Anita D Barber, Martin A Lindquist, Pamela DeRosse, Katherine H Karlsgodt

Abstract read
In one paragraph

Article in Biological psychiatry. Cognitive neuroscience and neuroimaging, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing 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

31 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Anita D BarberCenter for Psychiatric Neuroscience Feinstein Institute for Medical Research, Manhasset, New York. Electronic address: abarber@northwell.edu.
Martin A LindquistDepartment of Biostatistics, Johns Hopkins University, Baltimore, Maryland.
Pamela DeRosseCenter for Psychiatric Neuroscience Feinstein Institute for Medical Research, Manhasset, New York.
Katherine H KarlsgodtDepartment of Psychiatry and Biobehavioral Sciences, University of California, Los Angeles, Los Angeles, California.

Funding

TR&D 4: Algorithms for functional and anatomical brain analysisP41EB015909 · NIBIB · HUGO W. MOSER RES INST KENNEDY KRIEGER · PI VAN ZIJL, PETER CM · 2012 to 2020
$13.1M
Striatal Connectivity and Clinical Outcome in PsychosisR01MH108654 · NIMH · FEINSTEIN INSTITUTE FOR MEDICAL RESEARCH · PI MALHOTRA, ANIL K · 2016 to 2021
$2.8M
Multimodal Imaging of Executive and Reward Networks Across the Psychosis SpectrumR01MH101506 · NIMH · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI KARLSGODT, KATHERINE HELEN · 2013 to 2017
$2.5M
Longitudinal Causal Inferencer for fMRIR01EB016061 · NIBIB · JOHNS HOPKINS UNIVERSITY · PI LINDQUIST, MARTIN · 2013 to 2020
$2.3M
NIBIB NIH HHS P41 EB015909NIBIB NIH HHS R01 EB016061NIMH NIH HHS R01 MH101506NIMH NIH HHS R01 MH108654
6 · The paper itself

Abstract

backgroundPsychotic-like experiences (PLEs) are associated with lower social and occupational functioning, and lower executive function. Emerging evidence also suggests that PLEs reflect neural dysfunction resembling that of psychotic disorders.

methodsThe present study examined dynamic connectivity related to a measure of PLEs derived from the Achenbach Adult Self-Report, in an otherwise-healthy sample of adults from the Human Connectome Project. A total of 76 PLE-endorsing and 153 control participants were included in the final sample. To characterize network dysfunction, dynamic connectivity states were examined across large-scale resting-state networks using dynamic conditional correlation and k-means clustering.

resultsThree dynamic states were identified. The PLE-endorsing group spent more time than the control group in state 1, a state reflecting hyperconnectivity within visual regions and hypoconnectivity within the default mode network, and less time in state 2, a state characterized by robust within-network connectivity for all networks and strong default mode network anticorrelations. Within the PLE-endorsing group, worse executive function was associated with more time spent in and more transitions into state 1 and less time spent in and fewer transitions into state 3.

conclusionsPLEs are associated with altered large-scale brain dynamics, which tip the system away from spending more time in states reflecting more "typical" connectivity patterns toward more time in states reflecting visual hyperconnectivity and default mode hypoconnectivity.

Indexed as

AdultBrainConnectomeExecutive FunctionFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedNerve NetNeural PathwaysPsychotic DisordersDefault mode networkDynamic connectivityExecutive functionNetworkPsychosisPsychotic experiences

Identifiers

PMID29735154
PMCPMC5944620

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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.