Evidence map›Paper›PMID 23687103›Full record

ArticleObesity (Silver Spring, Md.)2013

Low cerebral blood flow is associated with lower memory function in metabolic syndrome.

Alex C Birdsill, Cynthia M Carlsson, Auriel A Willette, Ozioma C Okonkwo, Sterling C Johnson, Guofan Xu, Jennifer M Oh, Catherine L Gallagher, Rebecca L Koscik, Erin M Jonaitis and 6 more

2 registry-linked trialsOpen access · greenAbstract read
In one paragraph

Article in Obesity (Silver Spring, Md.), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 89 papers.

0numbers the graph read from it
0cells of the map it votes in
89citing papers in PubMed
7.1field-weighted citation impact, top 3% 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.

NCT06072963 phase2recruitingstarted 2024, after this paper: background citation

Combination of Intranasal Insulin With Oral Semaglutide to Improve Cognition and Cerebral Blood Flow: a Feasibility Study

Ran2024Enrolled80Registered outcomes15Posted comparisons0ConditionsAlzheimer Disease, Metabolic Syndrome, Mild Cognitive ImpairmentArmsIntranasal insulin, Intranasal insulin placebo, semaglutide, Semaglutide placebo
Open the trial in the graph
NCT02832921 naunknown statusnot on this mapstarted 2016, after this paper: background citation

Cognitive-motor Intervention Using Virtual Reality for Middle-aged Individuals at High Dementia Risk

TypeinterventionalSponsorSheba Medical CenterRan2016 to 2019Enrolled200ConditionsAlzheimer's Disease (AD)Armscognitive training by virtual reality, watching a scientific TV documentary, treadmill
3 · Its place in the literature

Who cites it

89 citing papers in PubMed, 138 citations in OpenAlex.

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  11. Impaired neurovascular coupling in metabolic syndrome: an fNIRS study.Journal of applied physiology (Bethesda, Md. : 1985) · 2025
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  16. The Metabolic Syndrome, a Human Disease.International journal of molecular sciences · 2024
    Review
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29 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

16 authors at 5 institutions in 1 country.

Alex C BirdsillGeriatric Research, Education and Clinical Center, William S. Middleton Memorial Veteran's Hospital, Madison, Wisconsin, USA.
Cynthia M Carlsson
Auriel A Willette
Ozioma C Okonkwo
Sterling C Johnson
Guofan Xu
Jennifer M Oh
Catherine L Gallagher
Rebecca L Koscik
Erin M Jonaitis
Bruce P Hermann
Asenath LaRue
Howard A Rowley
Sanjay Asthana
Mark A Sager
Barbara B Bendlin
University of Wisconsin System · USUniversity of Wisconsin–Madison · USGeriatric Research Education and Clinical Center · USNational Institute on Aging · USWilliam S. Middleton Memorial Veterans Hospital · US

Funding

Wisconsin Registry for Alzheimer's Prevention: Sex Differences in DNA MethylationR01AG027161 · NIA · UNIVERSITY OF WISCONSIN-MADISON · PI Nathaniel Ark Chin, Sterling C Johnson · 2007 to 2026
$35.6M
Institutional Clinical and Translational Science AwardUL1TR000427 · NCATS · UNIVERSITY OF WISCONSIN-MADISON · PI DREZNER, MARC KENNETH · 2012 to 2016
$32.2M
INSTITUTIONAL CTSA (UW-MADISON): CLINICAL TRIALSUL1RR025011 · NCRR · UNIVERSITY OF WISCONSIN-MADISON · PI DREZNER, MARC KENNETH · 2007 to 2011
$29.5M
The Longitudinal Course of Neural Function and Amyloid in People At Risk for ADR01AG021155 · NIA · UNIVERSITY OF WISCONSIN-MADISON · PI Sterling C Johnson · 2004 to 2026
$27.0M
WISCONSIN CENTER ON MENTAL RETARDATION: CORE SUPPORTP30HD003352 · NICHD · UNIVERSITY OF WISCONSIN-MADISON · PI DAVIDSON, RICHARD J · 1985 to 2015
$25.2M
Wisconsin Alzheimer's Disease Research CenterP50AG033514 · NIA · UNIVERSITY OF WISCONSIN-MADISON · PI SAGER, MARK · 2009 to 2018
$16.2M
NCATS NIH HHS UL1 TR000427NCRR NIH HHS 1UL1RR025011NCRR NIH HHS UL1 RR025011NIA NIH HHS P50 AG033514NIA NIH HHS R01 AG021155NIA NIH HHS R01 AG027161NICHD NIH HHS P30 HD003352
6 · The paper itself

Abstract

backgroundMetabolic syndrome (MetS)--a cluster of cardiovascular risk factors--is linked with cognitive decline and dementia. However, the brain changes underlying this link are presently unknown. In this study, we tested the relationship between MetS, cerebral blood flow (CBF), white matter hyperintensity burden, and gray matter (GM) volume in cognitively healthy late middle-aged adults. Additionally, the extent to which MetS was associated with cognitive performance was assessed. DESIGN AND

methodsLate middle-aged adults from the Wisconsin Registry for Alzheimer's Prevention (N = 69, mean age = 60.4 years) underwent a fasting blood draw, arterial spin labeling perfusion MRI, T1-weighted MRI, T2FLAIR MRI, and neuropsychological testing. MetS was defined as abnormalities on three or more factors, including abdominal obesity, triglycerides, HDL-cholesterol, blood pressure, and fasting glucose.

resultsMean GM CBF was 15% lower in MetS compared to controls. Voxel-wise image analysis indicated that the MetS group had lower CBF across a large portion of the cortical surface, with the exception of medial and inferior parts of the occipital and temporal lobes. The MetS group also had lower immediate memory function; a mediation analysis indicated this relationship was partially mediated by CBF. Among the MetS factors, abdominal obesity and elevated triglycerides were most strongly associated with lower CBF.

conclusionsThe results underscore the importance of reducing the number of cardiovascular risk factors for maintaining CBF and cognition in an aging population.

Indexed as

AgedAge FactorsAlzheimer DiseaseApolipoprotein E4Blood GlucoseBlood PressureBrainCerebrovascular CirculationCholesterol, HDLCognition DisordersCross-Sectional StudiesFastingFemaleHumansMagnetic Resonance ImagingMaleApolipoprotein E4Blood GlucoseCholesterol, HDLSpin LabelsTriglycerides

Identifiers

PMID23687103
PMCPMC3742665
OpenAlexW1834081378

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

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.