Evidence map›Paper›PMID 29993480›Full record

ArticleIEEE transactions on bio-medical engineering2019

Prediction of Abdominal Aortic Aneurysm Growth Using Dynamical Gaussian Process Implicit Surface.

Huan N Do, Ahsan Ijaz, Hamidreza Gharahi, Byron Zambrano, Jonguen Choi, Whal Lee, Seungik Baek

Abstract read
In one paragraph

Article in IEEE transactions on bio-medical engineering, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 1 pooled it
2.7field-weighted citation impact, top 9% 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

10 citing papers in PubMed, 1 synthesis or guideline pooled it, 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

7 authors at 4 institutions in 4 countries.

Huan N Do
Ahsan Ijaz
Hamidreza Gharahi
Byron Zambrano
Jonguen Choi
Whal Lee
Seungik Baek
Michigan State University · USSeoul National University · KRThe University of Adelaide · AUYonsei University · KR

Funding

Growth and Remodeling Model of Abdominal Aortic Aneurysm: Toward Clinical ApplicaR01HL115185 · NHLBI · MICHIGAN STATE UNIVERSITY · PI BAEK, SEUNGIK · 2012 to 2015
$753k
Quantitative Analysis of Relationships Among Hemodynamics, Thrombus, and AbdominaR21HL113857 · NHLBI · MICHIGAN STATE UNIVERSITY · PI BAEK, SEUNGIK · 2013 to 2014
$384k
NHLBI NIH HHS R01 HL115185NHLBI NIH HHS R21 HL113857
6 · The paper itself

Abstract

objectiveWe propose a novel approach to predict the Abdominal Aortic Aneurysm (AAA) growth in future time, using longitudinal computer tomography (CT) scans of AAAs that are captured at different times in a patient-specific way.

methodsWe adopt a formulation that considers a surface of the AAA as a manifold embedded in a scalar field over the three dimensional (3D) space. For this formulation, we develop our Dynamical Gaussian Process Implicit Surface (DGPIS) model based on observed surfaces of 3D AAAs as visible variables while the scalar fields are hidden. In particular, we use Gaussian process regression to construct the field as an observation model from CT training image data. We then learn a dynamic model to represent the evolution of the field. Finally, we derive the predicted AAA surface from the predicted field along with uncertainty quantified in future time.

resultsA dataset of 7 subjects (4-7 scans) was collected and used to evaluate the proposed method by comparing its prediction Hausdorff distance errors against those of simple extrapolation. In addition, we evaluate the prediction results with respect to a conventional shape analysis technique such as Principal Component Analysis (PCA). All comparative results show the superior prediction performance of the proposed approach.

conclusionWe introduce a novel approach to predict the AAA growth and its predicted uncertainty in future time, using longitudinal CT scans in a patient-specific fashion. SIGNIFICANCE: The capability to predict the AAA shape and its confidence region by our approach establish the potential for guiding clinicians with informed decision in conducting medical treatment and monitoring of AAAs.

Indexed as

Aortic Aneurysm, AbdominalNormal DistributionAgedAlgorithmsHumansImage Interpretation, Computer-AssistedImaging, Three-DimensionalMaleMiddle AgedTomography, X-Ray Computed

Identifiers

PMID29993480
PMCPMC6414317
OpenAlexW2810069835

What OpenQuestion holds

Textmetadata
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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.