Evidence map›Paper›PMID 28044244›Full record

ArticleMedical & biological engineering & computing2017

A robust approach for exploring hemodynamics and thrombus growth associations in abdominal aortic aneurysms.

Konstantinos Tzirakis, Yiannis Kamarianakis, Eleni Metaxa, Nikolaos Kontopodis, Christos V Ioannou, Yannis Papaharilaou

Abstract readCase Reports
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In one paragraph

Article in Medical & biological engineering & computing, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.6field-weighted citation impact, top 16% 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

13 citing papers in PubMed, 34 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

6 authors at 3 institutions in 2 countries.

Konstantinos TzirakisInstitute of Applied and Computational Mathematics, Foundation for Research and Technology, 100 Nikolaou Plastira str, Vassilika Vouton, 700 13, Heraklion, Crete, Greece.
Yiannis KamarianakisSchool of Mathematical and Statistical Sciences, Arizona State University, Tempe, AZ, USA.
Eleni MetaxaInstitute of Applied and Computational Mathematics, Foundation for Research and Technology, 100 Nikolaou Plastira str, Vassilika Vouton, 700 13, Heraklion, Crete, Greece.
Nikolaos KontopodisVascular Surgery Department, University of Crete Medical School, Heraklion, Crete, Greece.
Christos V IoannouVascular Surgery Department, University of Crete Medical School, Heraklion, Crete, Greece.
Yannis PapaharilaouInstitute of Applied and Computational Mathematics, Foundation for Research and Technology, 100 Nikolaou Plastira str, Vassilika Vouton, 700 13, Heraklion, Crete, Greece. yannisp@iacm.forth.gr.
Foundation for Research and Technology Hellas · GRUniversity of Crete · GRArizona State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Longitudinal studies of vascular diseases often need to establish correspondence between follow-up images, as the diseased regions may change shape over time. In addition, spatial data structures should be taken into account in the statistical analyses to avoid inferential errors. This study investigates the association between hemodynamics and thrombus growth in abdominal aortic aneurysms (AAAs) while emphasizing on the abovementioned methodological issues. Six AAA surfaces and their follow-ups were three-dimensionally reconstructed from computed-tomography images. AAA surfaces were mapped onto a rectangular grid which allowed identification of corresponding regions between follow-ups. Local thrombus thickness was measured at initial and follow-up surfaces and computational fluid dynamic simulations provided time-average wall shear stress (TAWSS), oscillatory shear index (OSI), and relative residence time. Six Bayesian regression models, which account for spatially correlated measurements, were employed to explore associations between hemodynamics and thrombus growth. Results suggest that spatial regression models based on TAWSS and OSI offer superior predictive performance for thrombus growth relative to alternative specifications. Ignoring the spatial data structure may lead to improper assessment with regard to predictor significance.

Indexed as

Models, CardiovascularAgedAged, 80 and overAorta, AbdominalAortic Aneurysm, AbdominalBlood Flow VelocityBlood PressureComputer SimulationDisease ProgressionHemodynamicsHumansShear StrengthStress, MechanicalThrombosisAneurysmHemodynamicsShape changeSpatial correlationSpatial regressionThrombus

Identifiers

PMID28044244
OpenAlexW2564759482

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.