Evidence map›Paper›PMID 30950567›Full record

ArticleHuman brain mapping2019

Altered static and dynamic functional network connectivity in Alzheimer's disease and subcortical ischemic vascular disease: shared and specific brain connectivity abnormalities.

Zening Fu, Arvind Caprihan, Jiayu Chen, Yuhui Du, John C Adair, Jing Sui, Gary A Rosenberg, Vince D Calhoun

Open access · greenAbstract read
In one paragraph

Article in Human brain mapping, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 90 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
90citing papers in PubMed, 1 pooled it
12.4field-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

90 citing papers in PubMed, 1 synthesis or guideline pooled it, 177 citations in OpenAlex.

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  7. The enigma of vascular dementia: current state and emerging perspectives.Journal of neural transmission (Vienna, Austria : 1996) · 2026
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30 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

8 authors at 2 institutions in 2 countries.

Zening FuThe Mind Research Network, Albuquerque, New Mexico.ORCID 0000-0002-1591-4900
Arvind CaprihanThe Mind Research Network, Albuquerque, New Mexico.
Jiayu ChenThe Mind Research Network, Albuquerque, New Mexico.
Yuhui DuThe Mind Research Network, Albuquerque, New Mexico.ORCID 0000-0002-0079-8177
John C AdairDepartment of Neurology, University of New Mexico Health Sciences Center, Albuquerque, New Mexico.
Jing SuiThe Mind Research Network, Albuquerque, New Mexico.ORCID 0000-0001-6837-5966
Gary A RosenbergDepartment of Neurology, University of New Mexico Health Sciences Center, Albuquerque, New Mexico.
Vince D CalhounThe Mind Research Network, Albuquerque, New Mexico.
Mind Research Network · USUniversity of New Mexico · US

Funding

Transcranial Direct Current Stimulation for Treatment of Auditory Verbal HalluciP20GM103472 · NIGMS · THE MIND RESEARCH NETWORK · PI ABBOTT, CHRISTOPHER C · 2012 to 2017
$14.3M
Multivariate methods for identifying multitask/multimodal brain imaging biomarkersR01EB006841 · NIBIB · THE MIND RESEARCH NETWORK · PI VINCE D CALHOUN, Sergey Plis · 2007 to 2026
$9.8M
Male/Female differences in psychosis and mood disorders:Dynamic imaging-genomic models for characterizing and predicting psychosis and mood dR01MH118695 · NIMH · GEORGIA STATE UNIVERSITY · PI ADALI, TULAY, CALHOUN, VINCE D · 2019 to 2023
$3.8M
Flexible multivariate models for linking multi-scale connectome and genome data in Alzheimer's disease and related disordersRF1AG063153 · NIA · GEORGIA STATE UNIVERSITY · PI CALHOUN, VINCE D, LIU, JINGYU · 2019 to 2020
$3.5M
Unified multivariate data-driven solutions for static and dynamic brain connectivityR01EB020407 · NIBIB · THE MIND RESEARCH NETWORK · PI ADALI, TULAY, CALHOUN, VINCE D · 2015 to 2018
$2.7M
MRI and CSF Biomarkers of White Matter Injury in VCIDUH2NS100598 · NINDS · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI ROSENBERG, GARY ALLEN · 2016 to 2017
$2.1M
Data-driven approaches to identify biomarkers from multimodal imaging big dataR56MH117107 · NIMH · THE MIND RESEARCH NETWORK · PI SUI, JING · 2018 to 2018
$453k
NIA NIH HHS RF1 AG063153NIBIB NIH HHS R01 EB006841NIBIB NIH HHS R01 EB020407NIGMS NIH HHS P20 GM103472NIH HHS 1UH2NS100598-01NIH HHS P20GM103472NIH HHS R01EB006841NIH HHS R01REB020407NIMH NIH HHS R01 MH118695NIMH NIH HHS R56 MH117107NINDS NIH HHS UH2 NS100598
6 · The paper itself

Abstract

Subcortical ischemic vascular disease (SIVD) is a major subtype of vascular dementia with features that overlap clinically with Alzheimer's disease (AD), confounding diagnosis. Neuroimaging is a more specific and biologically based approach for detecting brain changes and thus may help to distinguish these diseases. There is still a lack of knowledge regarding the shared and specific functional brain abnormalities, especially functional connectivity changes in relation to AD and SIVD. In this study, we investigated both static functional network connectivity (sFNC) and dynamic FNC (dFNC) between 54 intrinsic connectivity networks in 19 AD patients, 19 SIVD patients, and 38 age-matched healthy controls. The results show that both patient groups have increased sFNC between the visual and cerebellar (CB) domains but decreased sFNC between the cognitive-control and CB domains. SIVD has specifically decreased sFNC within the sensorimotor domain while AD has specifically altered sFNC between the default-mode and CB domains. In addition, SIVD has more occurrences and a longer dwell time in the weakly connected dFNC states, but with fewer occurrences and a shorter dwell time in the strongly connected dFNC states. AD has both similar and opposite changes in certain dynamic features. More importantly, the dynamic features are found to be associated with cognitive performance. Our findings highlight similar and distinct functional connectivity alterations in AD and SIVD from both static and dynamic perspectives and indicate dFNC to be a more important biomarker for dementia since its progressively altered patterns can better track cognitive impairment in AD and SIVD.

Indexed as

AgedAlzheimer DiseaseAttentionBrainDementia, VascularExecutive FunctionFemaleFunctional NeuroimagingHumansImage Processing, Computer-AssistedLanguageMagnetic Resonance ImagingMaleMemoryMiddle AgedNerve NetAlzheimer's disease (AD)cognitive impairmentdynamic functional network connectivity (dFNC)resting-state functional network connectivity (rs-FNC)subcortical ischemic vascular disease (SIVD)

Identifiers

PMID30950567
PMCPMC6865624
OpenAlexW2931005391

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.