Evidence map›Paper›PMID 31346914›Full record

ArticleIntensive care medicine experimental2019

The diagnostic accuracy for ARDS of global versus regional lung ultrasound scores - a post hoc analysis of an observational study in invasively ventilated ICU patients.

Luigi Pisani, Veronica Vercesi, Patricia S I van Tongeren, Wim K Lagrand, Stije J Leopold, Mischa A M Huson, Patricia C Henwood, Andrew Walden, Marry R Smit, Elisabeth D Riviello and 4 more

2 registry-linked trialsAbstract read
In one paragraph

Article in Intensive care medicine experimental, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
–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.

NCT04338568 naunknown statusnot on this mapstarted 2020, after this paper: background citation

Accuracy and Inter-observer Variability of Lung Ultrasound in COVID-19 Pneumonia

TypeinterventionalSponsorHasselt UniversityRan2020 to 2020Enrolled50ConditionsCOVID-19 Pneumonia, Lung UltrasoundArmsLung ultrasound
NCT05631756 nacompletednot on this mapstarted 2023, after this paper: background citation

"Correlation Between PaO2/FiO2 and Lung Ultrasound Score in Patients Admitted to an Intensive Care Unit With Interstitial Syndrome: A Prospective Physiological Study"

TypeinterventionalSponsorCliniques universitaires Saint-Luc- Université Catholique de LouvainRan2023 to 2025Enrolled86ConditionsInterstitial Lung DiseaseArmsLung Ultrasound
3 · Its place in the literature

Who cites it

35 citing papers in PubMed.

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  14. Review
  15. Lung Ultrasound for Identification of Patients Requiring Invasive Mechanical Ventilation in COVID-19.Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine · 2021
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  16. Observational
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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

14 authors.

Luigi PisaniDepartment of Intensive Care, Amsterdam University Medical Centers, AMC, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands. luigipisani@gmail.com.ORCID http://orcid.org/0000-0001-7177-3594
Veronica VercesiDepartment of Intensive Care, Amsterdam University Medical Centers, AMC, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
Patricia S I van TongerenDepartment of Intensive Care, Amsterdam University Medical Centers, AMC, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
Wim K LagrandDepartment of Intensive Care, Amsterdam University Medical Centers, AMC, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
Stije J LeopoldDepartment of Surgical Sciences and Integrated Diagnostics, San Martino Policlinico Hospital, IRCCS for Oncology, University of Genoa, 16132, Genoa, Italy.
Mischa A M HusonDepartment of Internal Medicine, Amsterdam University Medical Centers, AMC, 1105 AZ, Amsterdam, The Netherlands.
Patricia C HenwoodDepartment of Emergency Medicine, Brigham and Women's Hospital, Boston, MA, 02115, USA.
Andrew WaldenDepartment of Intensive Care, Royal Berkshire Hospital, Reading, RG1 5LE, UK.
Marry R SmitDepartment of Intensive Care, Amsterdam University Medical Centers, AMC, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
Elisabeth D RivielloDivision of Pulmonary, Critical Care and Sleep Medicine, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, MA, 02215, USA.
Paolo PelosiMahidol-Oxford Tropical Medicine Research Unit (MORU), Mahidol University, Bangkok, 10400, Thailand.
Arjen M DondorpDepartment of Intensive Care, Amsterdam University Medical Centers, AMC, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
Marcus J SchultzDepartment of Intensive Care, Amsterdam University Medical Centers, AMC, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands.
Lung Ultrasound Consortium

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSemi-quantification of lung aeration by ultrasound helps to assess presence and extent of pulmonary pathologies, including the acute respiratory distress syndrome (ARDS). It is uncertain which lung regions add most to the diagnostic accuracy for ARDS of the frequently used global lung ultrasound (LUS) score. We aimed to compare the diagnostic accuracy of the global versus those of regional LUS scores in invasively ventilated intensive care unit patients.

methodsThis was a post-hoc analysis of a single-center observational study in the mixed medical-surgical intensive care unit of a university-affiliated hospital in the Netherlands. Consecutive patients, aged ≥ 18 years, and are expected to receive invasive ventilation for > 24 h underwent a LUS examination within the first 2 days of ventilation. The Berlin Definition was used to diagnose ARDS, and to classify ARDS severity. From the 12-region LUS examinations, the global score (minimum 0 to maximum 36) and 3 regional scores (the 'anterior,' 'lateral,' and 'posterior' score, minimum 0 to maximum 12) were computed. The area under the receiver operating characteristic (AUROC) curve was calculated and the best cutoff for ARDS discrimination was determined for all scores.

resultsThe study enrolled 152 patients; 35 patients had ARDS. The global score was higher in patients with ARDS compared to patients without ARDS (median 19 [15-23] vs. 5 [3-9]; P < 0.001). The posterior score was the main contributor to the global score, and was the only score that increased significantly with ARDS severity. However, the posterior score performed worse than the global score in diagnosing ARDS, and it had a positive predictive value of only 50 (41-59)% when using the optimal cutoff. The combined anterolateral score performed as good as the global score (AUROC of 0.91 [0.85-0.97] vs. 0.91 [0.86-0.95]).

conclusionsWhile the posterior score increases with ARDS severity, its diagnostic accuracy for ARDS is hampered due to an unfavorable signal-to-noise ratio. An 8-region 'anterolateral' score performs as well as the global score and may prove useful to exclude ARDS in invasively ventilated ICU patients.

Indexed as

ARDSDiagnosisDiagnostic accuracyIntensive careLung ultrasoundVentilation

Identifiers

PMID31346914
PMCPMC6658630

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Registered trials

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.