Evidence map›Paper›PMID 33503990›Full record

ArticleJournal of clinical medicine2021

New Model for Predicting the Presence of Coronary Artery Calcification.

Samel Park, Min Hong, HwaMin Lee, Nam-Jun Cho, Eun-Young Lee, Won-Young Lee, Eun-Jung Rhee, Hyo-Wook Gil

Open access · goldAbstract read
In one paragraph

Article in Journal of clinical medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.4field-weighted citation impact, top 20% 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

8 citing papers in PubMed, 11 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

8 authors at 2 institutions in 1 country.

Samel ParkDepartment of Internal Medicine, Soonchunhyang University Cheonan Hospital, Cheonan 31151, Korea.ORCID 0000-0002-5717-0743
Min HongDepartment of Software Convergence, Soonchunhyang University, Asan 31538, Korea.
HwaMin LeeDepartment of Software Convergence, Soonchunhyang University, Asan 31538, Korea.ORCID 0000-0002-6482-3511
Nam-Jun ChoDepartment of Internal Medicine, Soonchunhyang University Cheonan Hospital, Cheonan 31151, Korea.
Eun-Young LeeDepartment of Internal Medicine, Soonchunhyang University Cheonan Hospital, Cheonan 31151, Korea.
Won-Young LeeDivision of Endocrinology and Metabolism, Department of Internal Medicine, Kangbuk Samsung Hospital, School of Medicine, Sungkyunkwan University, Seoul 03181, Korea.
Eun-Jung RheeDivision of Endocrinology and Metabolism, Department of Internal Medicine, Kangbuk Samsung Hospital, School of Medicine, Sungkyunkwan University, Seoul 03181, Korea.
Hyo-Wook GilDepartment of Internal Medicine, Soonchunhyang University Cheonan Hospital, Cheonan 31151, Korea.ORCID 0000-0003-2550-2739
Soonchunhyang University · KRKangbuk Samsung Hospital · KR

Funding

National Research Foundation of Korea NRF-2019K1A3A1A20093097Soonchunhyang University Soonchunhyang University Research Fund
6 · The paper itself

Abstract

Coronary artery calcification (CAC) is a feature of coronary atherosclerosis and a well-known risk factor for cardiovascular disease (CVD). As the absence of CAC is associated with a lower incidence rate of CVD, measurement of a CAC score is helpful for risk stratification when the risk decision is uncertain. This was a retrospective study with an aim to build a model to predict the presence of CAC (i.e., CAC score = 0 or not) and evaluate the discrimination and calibration power of the model. Our data set was divided into two set (80% for training set and 20% for test set). Ten-fold cross-validation was applied with ten times of interaction in each fold. We built prediction models using logistic regression (LRM), classification and regression tree (CART), conditional inference tree (CIT), and random forest (RF). A total of 3,302 patients from two cohorts (Soonchunhyang University Cheonan Hospital and Kangbuk Samsung Health Study) were enrolled. These patients' ages were between 40 and 75 years. All models showed acceptable accuracies (LRM, 70.71%; CART, 71.32%; CIT, 71.32%; and RF, 71.02%). The decision tree model using CART and CIT showed a reasonable accuracy without complexity. It could be implemented in real-world practice.

Indexed as

coronary artery calcium scoreprediction modelvascular calcification

Identifiers

PMID33503990
PMCPMC7865676
OpenAlexW3121132513

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.