Evidence map›Paper›PMID 19054251›Full record

ArticleJournal of cardiovascular electrophysiology2009

A twin study of metabolic syndrome and autonomic tone.

Anil K Gehi, Rachel Lampert, Emir Veledar, Forrester Lee, Jack Goldberg, Linda Jones, Nancy Murrah, Ali Ashraf, Viola Vaccarino

Open access · greenAbstract readTwin Study
In one paragraph

Article in Journal of cardiovascular electrophysiology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
0.8field-weighted citation impact, top 24% 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

18 citing papers in PubMed, 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

9 authors at 4 institutions in 1 country.

Anil K GehiDivision of Cardiology, Department of Medicine, University of North Carolina at Chapel Hill School of Medicine, Chapel Hill, North Carolina 27599-7075, USA. anilgehi@gmail.com
Rachel Lampert
Emir Veledar
Forrester Lee
Jack Goldberg
Linda Jones
Nancy Murrah
Ali Ashraf
Viola Vaccarino
Emory University · USYale University · USSeattle Epidemiologic Information and Research Center · USUniversity of North Carolina at Chapel Hill · US

Funding

Atlanta Clinical and Translational Science Institute (ACTSI) RenewalUL1TR000454 · NCATS · EMORY UNIVERSITY · PI STEPHENS, DAVID S · 2012 to 2016
$25.8M
X LINKED NYSTAGMUS SYNDROME WITH FEATURES OF ALBINISMM01RR000039 · NCRR · EMORY UNIVERSITY · PI BRANN, ALFRED W · 1985 to 2007
$21.3M
Mechanisms Linking Depression to Cardiovascular RiskR01HL068630 · NHLBI · EMORY UNIVERSITY · PI VACCARINO, VIOLA · 2001 to 2010
$4.8M
Protocols, Statistics, Collaborative Method Development and ToolsPL1DA024859 · NIDA · YALE UNIVERSITY · PI SINHA, RAJITA · 2007 to 2011
$3.6M
Posttraumatic Stress Disorder and Cardiovascular DiseaseR01AG026255 · NIA · EMORY UNIVERSITY · PI VACCARINO, VIOLA · 2004 to 2007
$2.8M
Mind-Body Interactions in Cardiovascular DiseaseK24HL077506 · NHLBI · EMORY UNIVERSITY · PI VACCARINO, VIOLA · 2004 to 2013
$1.5M
NCATS NIH HHS UL1 TR000454NCRR NIH HHS M01 RR000039NCRR NIH HHS MO1-RR00039NHLBI NIH HHS K24 HL077506NHLBI NIH HHS K24HL077506NHLBI NIH HHS R01 HL068630NHLBI NIH HHS R01 HL68630NIA NIH HHS R01 AG026255NIDA NIH HHS PL1 DA024859
6 · The paper itself

Abstract

introductionOne possible mechanism of higher cardiovascular mortality associated with the metabolic syndrome (MetS) may be through abnormal modulation in autonomic tone. METHODS AND

resultsWe examined the association between the MetS and autonomic tone as measured by heart rate variability (HRV) among 288 twins from the Twins Heart Study (THS). Of the 288 participants, 151 (52%) had the MetS. The MetS was associated with decreased HRV across all frequency ranges, and each additional MetS risk factor was associated with lower HRV. After adjustment for several potential confounders, very-low frequency (P < 0.001), low frequency (P < 0.001), and total power (P = 0.02) spectra of HRV remained significantly lower in twins with a progressively higher number of MetS components (18-50% decrease comparing twins with 5 risk factors to those with no risk factors). Among 87 twin pairs who were discordant for the number of MetS components, a one-unit increment in MetS components was associated with an 8% smaller very-low frequency (p = 0.03) and a 15% smaller low frequency spectrum (P = 0.002) comparing each twin with his brother.

conclusionMetS was associated with lower HRV in a well-characterized sample of middle-aged male twins. This association persisted even after controlling for genetic and shared environmental factors accounted for by comparison within twin pairs. Abnormalities of autonomic tone, as evidenced by lower HRV, may be partly responsible for the higher rate of atrial fibrillation, coronary heart disease, cardiac death, and overall mortality seen in patients with the MetS.

Indexed as

Heart RateAutonomic Nervous SystemCardiovascular DiseasesDown-RegulationElectrocardiographyHumansMaleMetabolic SyndromeMiddle AgedRegistriesRisk AssessmentRisk FactorsUnited StatesVeterans

Identifiers

PMID19054251
PMCPMC2722434
OpenAlexW2104946607

What OpenQuestion holds

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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.