Evidence map›Paper›PMID 31231983›Full record

ArticleCNS neuroscience & therapeutics2020

Alterations of cerebral perfusion and functional brain connectivity in medication-naïve male adults with attention-deficit/hyperactivity disorder.

Ya-Wen Tan, Lu Liu, Yan-Fei Wang, Hai-Mei Li, Mei-Rong Pan, Meng-Jie Zhao, Fang Huang, Yu-Feng Wang, Yong He, Xu-Hong Liao and 1 more

Open access · goldAbstract read
In one paragraph

Article in CNS neuroscience & therapeutics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 2 pooled it
2.0field-weighted citation impact, top 14% 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

23 citing papers in PubMed, 2 syntheses or guidelines pooled it, 33 citations in OpenAlex.

  1. Pooled it
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  3. Review
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  16. Functional magnetic resonance imaging research in China.CNS neuroscience & therapeutics · 2021
    Review
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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

11 authors at 2 institutions in 1 country.

Ya-Wen TanPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.ORCID 0000-0002-4668-5477
Lu LiuPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Yan-Fei WangPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Hai-Mei LiPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Mei-Rong PanPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Meng-Jie ZhaoPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Fang HuangPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Yu-Feng WangPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Yong HeState Key Laboratory of Cognitive Neuroscience and Learning, Beijing Normal University, Beijing, China.
Xu-Hong LiaoSchool of Systems Science, Beijing Normal University, Beijing, China.
Qiu-Jin QianPeking University Sixth Hospital/Institute of Mental Health, Beijing, China.
Peking University · CNBeijing Normal University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimsFunctional brain abnormalities, including altered cerebral perfusion and functional connectivities, have been illustrated in adults with attention-deficit/hyperactivity disorder (aADHD). The present study attempted to explore the alterations of cerebral blood flow (CBF) and resting-state functional connectivity (RSFC) simultaneously to understand the neural mechanisms for adults with ADHD comprehensively.

methodsResting-state arterial spin labeling (ASL) and blood oxygenation level-dependent (BOLD) magnetic resonance imaging (MRI) data were acquired for 69 male aADHD and 69 matched healthy controls (HCs). The altered CBFs associated with aADHD were explored based on both categorical (aADHD vs HCs) and dimensional (correlation with aADHD core symptoms) perspectives. Then, the seed-based RSFC analyses were developed for the regions showing significant alterations of CBF.

resultsSignificantly decreased CBF in the large-scale resting-state networks regions (eg, ventral attentional network, somatomotor network, limbic network) and subcortical regions was indicated in aADHD compared with HCs. The correlation analyses indicated that the hypoperfusion in left putamen/global pallidum and left amygdala/hippocampus was correlated with ADHD inattentive and total symptoms, respectively. Further, weaker negative functional connectivity between left amygdala and bilateral supplementary motor area, bilateral superior frontal gyrus, and left medial frontal gyrus was found in adults with ADHD.

conclusionThe present findings suggested alterations of both cerebral perfusion and functional connectivity for the left amygdala in aADHD. The combination of CBF and RSFCs may help to interpret the neuropathogenesis of ADHD more comprehensively.

Indexed as

Cerebrovascular CirculationAdultAttention Deficit Disorder with HyperactivityBrain MappingFunctional NeuroimagingHumansMagnetic Resonance ImagingMaleNerve NetNeural PathwaysNeuropsychological TestsOxygenSpin LabelsYoung AdultOxygenSpin LabelsADHDcerebral blood flowfunctional connectivityresting-state fMRI

Identifiers

PMID31231983
PMCPMC6978256
OpenAlexW2955378255

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.