Evidence map›Paper›PMID 39449961›Full record

ArticleEuropean heart journal. Imaging methods and practice2024

Deep learning improves test-retest reproducibility of regional strain in echocardiography.

John Nyberg, Andreas Østvik, Ivar M Salte, Sindre Olaisen, Sigve Karlsen, Thomas Dahlslett, Erik Smistad, Torfinn Eriksen-Volnes, Harald Brunvand, Thor Edvardsen and 4 more

Abstract read
In one paragraph

Article in European heart journal. Imaging methods and practice, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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.

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

7 citing papers in PubMed.

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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.

John NybergDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0000-0001-6060-0428
Andreas ØstvikDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0000-0003-3895-2683
Ivar M SalteProCardio Center for Innovation, Department of Cardiology, Oslo University Hospital, Rikshospitalet, Box 4950, 0424 Oslo, Norway.ORCID https://orcid.org/0000-0002-9325-9614
Sindre OlaisenDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0009-0005-7931-4145
Sigve KarlsenDepartment of Medicine, Hospital of Southern Norway, Arendal, Norway.ORCID https://orcid.org/0000-0001-5528-7916
Thomas DahlslettDepartment of Medicine, Hospital of Southern Norway, Arendal, Norway.
Erik SmistadDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0000-0002-7258-4709
Torfinn Eriksen-VolnesDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0000-0002-5598-2852
Harald BrunvandDepartment of Medicine, Hospital of Southern Norway, Arendal, Norway.
Thor EdvardsenProCardio Center for Innovation, Department of Cardiology, Oslo University Hospital, Rikshospitalet, Box 4950, 0424 Oslo, Norway.ORCID https://orcid.org/0000-0002-3800-765X
Kristina H HaugaaProCardio Center for Innovation, Department of Cardiology, Oslo University Hospital, Rikshospitalet, Box 4950, 0424 Oslo, Norway.ORCID https://orcid.org/0000-0002-4900-0453
Lasse LovstakkenDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0000-0003-2474-9588
Havard DalenDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0000-0003-1192-3663
Bjørnar GrenneDepartment of Circulation and Medical Imaging, NTNU-Norwegian University of Science and Technology, Box 8905, 7491 Trondheim, Norway.ORCID https://orcid.org/0000-0002-2984-6865

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Aims: The clinical utility of regional strain measurements in echocardiography is challenged by suboptimal reproducibility. In this study, we aimed to evaluate the test-retest reproducibility of regional longitudinal strain (RLS) per coronary artery perfusion territory (RLS Methods and results: We measured strain in a dual-centre test-retest data set that included 40 controls and 40 patients with suspected non-ST elevation acute coronary syndrome. Two consecutive echocardiograms per subject were recorded by different operators. The reproducibility of RLS Conclusion: The novel DL method provided fully automated measurements of RLS, with improved test-retest reproducibility compared with semi-automatic measurements by experienced observers. RLS measured by the DL method has the potential to advance patient care through a more detailed, more efficient, and less user-dependent clinical assessment of myocardial function.

Indexed as

artificial intelligenceconsistencymyocardial deformationprecision

Identifiers

PMID39449961
PMCPMC11498295

What OpenQuestion holds

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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.