Evidence map›Paper›PMID 34812365›Full record

ArticleIEEE access : practical innovations, open solutions2020

Explainable Machine Learning for Early Assessment of COVID-19 Risk Prediction in Emergency Departments.

Elena Casiraghi, Dario Malchiodi, Gabriella Trucco, Marco Frasca, Luca Cappelletti, Tommaso Fontana, Alessandro Andrea Esposito, Emanuele Avola, Alessandro Jachetti, Justin Reese and 3 more

Open access · goldAbstract read
In one paragraph

Article in IEEE access : practical innovations, open solutions, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 1 pooled it
6.9field-weighted citation impact, top 2% 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

25 citing papers in PubMed, 1 synthesis or guideline pooled it, 82 citations in OpenAlex.

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  20. Machine Learning for Analyzing Non-Countermeasure Factors Affecting Early Spread of COVID-19.International journal of environmental research and public health · 2021
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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

13 authors at 5 institutions in 2 countries.

Elena CasiraghiDepartment of Computer Science "Giovanni degli Antoni,"Università degli Studi di Milano 20133 Milan Italy.
Dario MalchiodiDepartment of Computer Science "Giovanni degli Antoni,"Università degli Studi di Milano 20133 Milan Italy.
Gabriella TruccoDepartment of Computer Science "Giovanni degli Antoni,"Università degli Studi di Milano 20133 Milan Italy.
Marco FrascaDepartment of Computer Science "Giovanni degli Antoni,"Università degli Studi di Milano 20133 Milan Italy.
Luca CappellettiDepartment of Computer Science "Giovanni degli Antoni,"Università degli Studi di Milano 20133 Milan Italy.
Tommaso FontanaDipartimento di ElettronicaInformazione e BioingegneriaPolitecnico di Milano 20133 Milan Italy.
Alessandro Andrea EspositoRadiology DepartmentFondazione IRCCS Ca Granda Ospedale Maggiore Policlinico 20122 Milan Italy.
Emanuele AvolaPostgraduate School in RadiodiagnosticsUniversità degli Studi di Milano 20122 Milan Italy.
Alessandro JachettiAccident and Emergency DepartmentFondazione IRCCS Ca Granda Ospedale Maggiore Policlinico 20122 Milan Italy.
Justin ReeseDivision of Environmental Genomics and Systems BiologyLawrence Berkeley National Laboratory Berkeley CA 94720 USA.
Alessandro RizziDepartment of Computer Science "Giovanni degli Antoni,"Università degli Studi di Milano 20133 Milan Italy.
Peter N RobinsonThe Jackson Laboratory for Genomic Medicine Farmington CT 06032 USA.
Giorgio ValentiniDepartment of Computer Science "Giovanni degli Antoni,"Università degli Studi di Milano 20133 Milan Italy.
University of Milan · ITFondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico · ITJackson Laboratory · USLawrence Berkeley National Laboratory · USPolitecnico di Milano · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Between January and October of 2020, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virus has infected more than 34 million persons in a worldwide pandemic leading to over one million deaths worldwide (data from the Johns Hopkins University). Since the virus begun to spread, emergency departments were busy with COVID-19 patients for whom a quick decision regarding in- or outpatient care was required. The virus can cause characteristic abnormalities in chest radiographs (CXR), but, due to the low sensitivity of CXR, additional variables and criteria are needed to accurately predict risk. Here, we describe a computerized system primarily aimed at extracting the most relevant radiological, clinical, and laboratory variables for improving patient risk prediction, and secondarily at presenting an explainable machine learning system, which may provide simple decision criteria to be used by clinicians as a support for assessing patient risk. To achieve robust and reliable variable selection, Boruta and Random Forest (RF) are combined in a 10-fold cross-validation scheme to produce a variable importance estimate not biased by the presence of surrogates. The most important variables are then selected to train a RF classifier, whose rules may be extracted, simplified, and pruned to finally build an associative tree, particularly appealing for its simplicity. Results show that the radiological score automatically computed through a neural network is highly correlated with the score computed by radiologists, and that laboratory variables, together with the number of comorbidities, aid risk prediction. The prediction performance of our approach was compared to that that of generalized linear models and shown to be effective and robust. The proposed machine learning-based computational system can be easily deployed and used in emergency departments for rapid and accurate risk prediction in COVID-19 patients.

Indexed as

Associative treeBoruta feature selectionclinical data analysisCOVID-19generalized linear modelsmissing data imputationrandom forest classifierrisk prediction

Identifiers

PMID34812365
PMCPMC8545262
OpenAlexW3096413426

What Socratic 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 Socratic graph.