Evidence map›Paper›PMID 33180787›Full record

Observational studyPloS one2020

Machine learning in predicting respiratory failure in patients with COVID-19 pneumonia-Challenges, strengths, and opportunities in a global health emergency.

Davide Ferrari, Jovana Milic, Roberto Tonelli, Francesco Ghinelli, Marianna Meschiari, Sara Volpi, Matteo Faltoni, Giacomo Franceschi, Vittorio Iadisernia, Dina Yaacoub and 29 more

Abstract readObservational Study
In one paragraph

Observational study in PloS one, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

32 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

39 authors.

Davide FerrariDepartment of Surgical, Medical, Dental and Morphological Sciences, University of Modena and Reggio Emilia, Modena, Italy.
Jovana MilicDepartment of Surgical, Medical, Dental and Morphological Sciences, University of Modena and Reggio Emilia, Modena, Italy.
Roberto TonelliClinical and Experimental Medicine PhD Program, University of Modena and Reggio Emilia, Modena, Italy.
Francesco GhinelliDepartment of Physical, Computer and Mathematical Sciences, University of Modena and Reggio Emilia, Modena, Italy.
Marianna MeschiariDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Sara VolpiDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Matteo FaltoniRespiratory Diseases Unit, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Giacomo FranceschiDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Vittorio IadiserniaDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Dina YaacoubDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Giacomo CiusaDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Erica BaccaDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Carlotta RogatiDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Marco TutoneDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Giulia BurasteroDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Alessandro RaimondiDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Marianna MenozziDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Erica FranceschiniDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Gianluca CuomoDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Luca CorradiDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Gabriella OrlandoDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Antonella SantoroDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Margherita DigaetanoDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Cinzia PuzzolanteDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Federica CarliDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Vanni BorghiDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Andrea BediniDepartment of Infectious Diseases, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Riccardo FantiniRespiratory Diseases Unit, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Luca TabbìRespiratory Diseases Unit, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Ivana CastaniereClinical and Experimental Medicine PhD Program, University of Modena and Reggio Emilia, Modena, Italy.
Stefano BusaniDepartment of Anesthesia and Intensive Care Unit, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.
Enrico CliniRespiratory Diseases Unit, Azienda Ospedaliero-Universitaria Policlinico of Modena, Modena, Italy.ORCID 0000-0002-1515-5094
Massimo GirardisDepartment of Surgical, Medical, Dental and Morphological Sciences, University of Modena and Reggio Emilia, Modena, Italy.
Mario SartiClinical Microbiology, Ospedale Civile di Baggiovara, Modena, Italy.
Andrea CossarizzaDepartment of Medical and Surgical Sciences for Children and Adults, University of Modena and Reggio Emilia, Modena, Italy.
Cristina MussiniDepartment of Surgical, Medical, Dental and Morphological Sciences, University of Modena and Reggio Emilia, Modena, Italy.
Federica MandreoliDepartment of Physical, Computer and Mathematical Sciences, University of Modena and Reggio Emilia, Modena, Italy.
Paolo MissierSchool of Computing, Newcastle University, Newcastle upon Tyne, United kingdom.
Giovanni GuaraldiDepartment of Surgical, Medical, Dental and Morphological Sciences, University of Modena and Reggio Emilia, Modena, Italy.ORCID 0000-0002-5724-3914

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimsThe aim of this study was to estimate a 48 hour prediction of moderate to severe respiratory failure, requiring mechanical ventilation, in hospitalized patients with COVID-19 pneumonia.

methodsThis was an observational prospective study that comprised consecutive patients with COVID-19 pneumonia admitted to hospital from 21 February to 6 April 2020. The patients' medical history, demographic, epidemiologic and clinical data were collected in an electronic patient chart. The dataset was used to train predictive models using an established machine learning framework leveraging a hybrid approach where clinical expertise is applied alongside a data-driven analysis. The study outcome was the onset of moderate to severe respiratory failure defined as PaO2/FiO2 ratio <150 mmHg in at least one of two consecutive arterial blood gas analyses in the following 48 hours. Shapley Additive exPlanations values were used to quantify the positive or negative impact of each variable included in each model on the predicted outcome.

resultsA total of 198 patients contributed to generate 1068 usable observations which allowed to build 3 predictive models based respectively on 31-variables signs and symptoms, 39-variables laboratory biomarkers and 91-variables as a composition of the two. A fourth "boosted mixed model" included 20 variables was selected from the model 3, achieved the best predictive performance (AUC = 0.84) without worsening the FN rate. Its clinical performance was applied in a narrative case report as an example.

conclusionThis study developed a machine model with 84% prediction accuracy, which is able to assist clinicians in decision making process and contribute to develop new analytics to improve care at high technology readiness levels.

Indexed as

Computer SimulationMachine LearningAgedBetacoronavirusBlood Gas AnalysisCoronavirus InfectionsCOVID-19FemaleHumansItalyMaleMiddle AgedModels, StatisticalPandemicsPneumonia, ViralProspective Studies

Identifiers

PMID33180787
PMCPMC7660476

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Registered trials

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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.