Evidence map›Paper›PMID 36031181›Full record

ArticleNeuroImage2022

Edge-centric analysis of time-varying functional brain networks with applications in autism spectrum disorder.

Farnaz Zamani Esfahlani, Lisa Byrge, Jacob Tanner, Olaf Sporns, Daniel P Kennedy, Richard F Betzel

Open access · goldAbstract read
In one paragraph

Article in NeuroImage, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 1 pooled it
3.9field-weighted citation impact, top 5% 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

28 citing papers in PubMed, 1 synthesis or guideline pooled it, 35 citations in OpenAlex.

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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

6 authors at 1 institution in 1 country.

Farnaz Zamani EsfahlaniDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, IN 47405, United States.
Lisa ByrgeDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, IN 47405, United States.
Jacob TannerDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, IN 47405, United States.
Olaf SpornsDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, IN 47405, United States; Cognitive Science Program, Indiana University, Bloomington, IN 47405, United States; Program in Neuroscience, Indiana University, Bloomington, IN 47405, United States; Network Science Institute, Indiana University, Bloomington, IN 47405, United States.
Daniel P KennedyDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, IN 47405, United States; Cognitive Science Program, Indiana University, Bloomington, IN 47405, United States; Program in Neuroscience, Indiana University, Bloomington, IN 47405, United States.
Richard F BetzelDepartment of Psychological and Brain Sciences, Indiana University, Bloomington, IN 47405, United States; Cognitive Science Program, Indiana University, Bloomington, IN 47405, United States; Program in Neuroscience, Indiana University, Bloomington, IN 47405, United States; Network Science Institute, Indiana University, Bloomington, IN 47405, United States. Electronic address: rbetzel@indiana.edu.
Indiana University Bloomington · US

Funding

TRAINING PROGRAM IN INTEGRATIVE DEVELOPMENTAL PROCESST32HD007475 · NICHD · TRUSTEES OF INDIANA UNIVERSITY · PI LINDA B. SMITH · 1995 to 2026
$9.5M
Using complex video stimuli to elucidate atypical brain functioning in ASDR01MH110630 · NIMH · TRUSTEES OF INDIANA UNIVERSITY · PI Daniel Patrick Kennedy · 2017 to 2026
$5.6M
Investigating Brain Connectivity in Autism at the Whole-Brain LevelR00MH094409 · NIMH · TRUSTEES OF INDIANA UNIVERSITY · PI KENNEDY, DANIEL PATRICK · 2012 to 2014
$714k
NICHD NIH HHS T32 HD007475NIMH NIH HHS R00 MH094409NIMH NIH HHS R01 MH110630
6 · The paper itself

Abstract

The interaction between brain regions changes over time, which can be characterized using time-varying functional connectivity (tvFC). The common approach to estimate tvFC uses sliding windows and offers limited temporal resolution. An alternative method is to use the recently proposed edge-centric approach, which enables the tracking of moment-to-moment changes in co-fluctuation patterns between pairs of brain regions. Here, we first examined the dynamic features of edge time series and compared them to those in the sliding window tvFC (sw-tvFC). Then, we used edge time series to compare subjects with autism spectrum disorder (ASD) and healthy controls (CN). Our results indicate that relative to sw-tvFC, edge time series captured rapid and bursty network-level fluctuations that synchronize across subjects during movie-watching. The results from the second part of the study suggested that the magnitude of peak amplitude in the collective co-fluctuations of brain regions (estimated as root sum square (RSS) of edge time series) is similar in CN and ASD. However, the trough-to-trough duration in RSS signal is greater in ASD, compared to CN. Furthermore, an edge-wise comparison of high-amplitude co-fluctuations showed that the within-network edges exhibited greater magnitude fluctuations in CN. Our findings suggest that high-amplitude co-fluctuations captured by edge time series provide details about the disruption of functional brain dynamics that could potentially be used in developing new biomarkers of mental disorders.

Indexed as

Autism Spectrum DisorderBrainBrain MappingHumansMagnetic Resonance ImagingNeural PathwaysTime FactorsAutism spectrum disorderEdge time seriesPassive movie-watchingSliding windowTime varying functional connectivity

Identifiers

PMID36031181
PMCPMC12403185
OpenAlexW4293559812

What Socratic holds

Textmetadata
LicenceCC BY-NC-ND
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 Socratic graph.