Evidence map›Paper›PMID 33439672›Full record

SynthesisJournal of the American Heart Association2021

Prognostic Value of Abdominal Aortic Calcification: A Systematic Review and Meta-Analysis of Observational Studies.

Kevin Leow, Pawel Szulc, John T Schousboe, Douglas P Kiel, Armando Teixeira-Pinto, Hassan Shaikh, Michael Sawang, Marc Sim, Nicola Bondonno, Jonathan M Hodgson and 7 more

Open access · goldAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Journal of the American Heart Association, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 87 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
87citing papers in PubMed, 4 pooled it
14.4field-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

87 citing papers in PubMed, 4 syntheses or guidelines pooled it, 132 citations in OpenAlex.

  1. Pooled it
  2. Updated practice guideline for dual-energy X-ray absorptiometry (DXA).European journal of nuclear medicine and molecular imaging · 2025
    Guideline
  3. Pooled it
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  8. Article
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  12. Review
  13. Association of muscle strength with abdominal aortic calcification.The Journal of international medical research · 2026
    Article
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  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Article

27 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

17 authors at 7 institutions in 3 countries.

Kevin LeowCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
Pawel SzulcINSERM UMR 1033 University of LyonHospices Civils de Lyon Lyon France.
John T SchousboePark Nicollet Osteoporosis Center and HealthPartners Institute Minneapolis MN.
Douglas P KielDepartment of Medicine Hinda and Arthur Marcus Institute for Aging ResearchHebrew Senior LifeBeth Israel Deaconess Medical CenterHarvard Medical School Boston MA.
Armando Teixeira-PintoCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
Hassan ShaikhCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
Michael SawangCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
Marc SimInstitute of Nutrition Research prior to school of medical and health sciences Edith Cowan University Joondalup Australia.
Nicola BondonnoInstitute of Nutrition Research prior to school of medical and health sciences Edith Cowan University Joondalup Australia.
Jonathan M HodgsonInstitute of Nutrition Research prior to school of medical and health sciences Edith Cowan University Joondalup Australia.
Ankit SharmaCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
Peter L ThompsonDepartment of Cardiology Sir Charles Gairdner Hospital Perth Australia.
Richard L PrinceMedical School University of Western Australia Perth Australia.
Jonathan C CraigCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
Wai H LimInstitute of Nutrition Research prior to school of medical and health sciences Edith Cowan University Joondalup Australia.
Germaine WongCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
Joshua R LewisCentre for Kidney Research School of Public Health Faculty of Medicine and Health Children's Hospital at WestmeadThe University of Sydney New South Wales Australia.
The University of Sydney · AUEdith Cowan University · AUBeth Israel Deaconess Medical Center · USHarry Perkins Institute of Medical Research · AUThe University of Western Australia · AUUniversité Claude Bernard Lyon 1 · FRUniversity of Minnesota · US

Funding

RISK FACTORS FOR VERTEBRAL FRACTURE AND BONE LOSSR01AR041398 · NIAMS · RHODE ISLAND HOSPITAL (PROVIDENCE, RI) · PI KIEL, DOUGLAS P. · 1991 to 2025
$16.1M
NIAMS NIH HHS R01 AR041398
6 · The paper itself

Abstract

Background The prognostic importance of abdominal aortic calcification (AAC) viewed on noninvasive imaging modalities remains uncertain. Methods and Results We searched electronic databases (MEDLINE and Embase) until March 2018. Multiple reviewers identified prospective studies reporting AAC and incident cardiovascular events or all-cause mortality. Two independent reviewers assessed eligibility and risk of bias and extracted data. Summary risk ratios (RRs) were estimated using random-effects models comparing the higher AAC groups combined (any or more advanced AAC) to the lowest reported AAC group. We identified 52 studies (46 cohorts, 36 092 participants); only studies of patients with chronic kidney disease (57%) and the general older-elderly (median, 68 years; range, 60-80 years) populations (26%) had sufficient data to meta-analyze. People with any or more advanced AAC had higher risk of cardiovascular events (RR, 1.83; 95% CI, 1.40-2.39), fatal cardiovascular events (RR, 1.85; 95% CI, 1.44-2.39), and all-cause mortality (RR, 1.98; 95% CI, 1.55-2.53). Patients with chronic kidney disease with any or more advanced AAC had a higher risk of cardiovascular events (RR, 3.47; 95% CI, 2.21-5.45), fatal cardiovascular events (RR, 3.68; 95% CI, 2.32-5.84), and all-cause mortality (RR, 2.40; 95% CI, 1.95-2.97). Conclusions Higher-risk populations, such as the elderly and those with chronic kidney disease with AAC have substantially greater risk of future cardiovascular events and poorer prognosis. Providing information on AAC may help clinicians understand and manage patients' cardiovascular risk better.

Indexed as

Aortic DiseasesCardiovascular DiseasesVascular CalcificationAorta, AbdominalHumansMortalityPrognosisRisk Assessmentabdominal aortic calcificationall‐cause mortalitycardiovascular events and deathschronic kidney diseasegeneral population

Identifiers

PMID33439672
PMCPMC7955302
OpenAlexW3118890915

What OpenQuestion 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 OpenQuestion graph.