Evidence map›Paper›PMID 35190941›Full record

ArticleThe international journal of cardiovascular imaging2022

Right atrial and ventricular strain detects subclinical changes in right ventricular function in precapillary pulmonary hypertension.

J L Vos, T Leiner, A P J van Dijk, H B van der Zwaan, G Tj Sieswerda, R J Snijder, M C Post, M C Vonk, S van Leuven, P Vart and 5 more

Abstract read
In one paragraph

Article in The international journal of cardiovascular imaging, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

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

  1. Pooled it
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  7. Article
  8. Article
  9. A Non-Invasive Approach to Pulmonary Hypertension.Journal of clinical medicine · 2025
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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

15 authors.

J L VosDepartment of Cardiology, Radboud University Medical Center, Geert Grooteplein 10, 6525 GA, Nijmegen, The Netherlands.ORCID http://orcid.org/0000-0002-0510-6010
T LeinerDepartment of Radiology, University Medical Center Utrecht, Utrecht, The Netherlands.
A P J van DijkDepartment of Cardiology, Radboud University Medical Center, Geert Grooteplein 10, 6525 GA, Nijmegen, The Netherlands.
H B van der ZwaanDepartment of Cardiology, University Medical Center Utrecht, Utrecht, The Netherlands.
G Tj SieswerdaDepartment of Cardiology, University Medical Center Utrecht, Utrecht, The Netherlands.
R J SnijderDepartment of Pulmonology, St. Antonius Hospital, Nieuwegein, The Netherlands.
M C PostDepartment of Cardiology, University Medical Center Utrecht, Utrecht, The Netherlands.
M C VonkDepartment of Rheumatology, Radboud University Medical Center, Nijmegen, The Netherlands.
S van LeuvenDepartment of Rheumatology, Radboud University Medical Center, Nijmegen, The Netherlands.
P VartDepartment of Health Evidence, Radboud University Medical Center, Nijmegen, The Netherlands.
M SnoerenDepartment of Radiology, Radboud University Medical Center, Nijmegen, The Netherlands.
A HirschDepartment of Cardiology and Radiology and Nuclear Medicine, Erasmus Medical Center, University Medical Center Rotterdam, Rotterdam, The Netherlands.
S El MessaoudiDepartment of Cardiology, Radboud University Medical Center, Geert Grooteplein 10, 6525 GA, Nijmegen, The Netherlands.
R NijveldtDepartment of Cardiology, Radboud University Medical Center, Geert Grooteplein 10, 6525 GA, Nijmegen, The Netherlands.
M M P DriessenDepartment of Cardiology, Radboud University Medical Center, Geert Grooteplein 10, 6525 GA, Nijmegen, The Netherlands. Mieke.Driessen@radboudumc.nl.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Right ventricular (RV) ejection fraction (EF) by cardiac magnetic resonance (CMR) correlates to outcome in precapillary pulmonary hypertension (pPH) patients, but is insensitive to early changes. Strain might provide incremental information. In this study, we compare right atrial (RA) and RV strain in pPH patients to healthy controls, and evaluate the prognostic value of strain in pPH. In this cross-sectional study, 45 pPH patients and 20 healthy controls underwent CMR, and feature-tracking derived RA and RV strain were evaluated. pPH patients had impaired RA reservoir and conduit strain, and RV longitudinal strain (LS), compared to healthy controls. In pPH patients with preserved RVEF (≥ 50%, n = 18), RA reservoir (35% ± 9 vs. 41% ± 6, p = 0.02) and conduit strain (16% ± 8 vs. 23% ± 5, p = 0.004), and RV-LS (-25% ± 4 vs. -31% ± 4, p < 0.001) remained impaired, compared to healthy controls. The association of strain with the primary endpoint (combination of all-cause death, lung transplantation, and heart failure hospitalization) was evaluated using a multivariable Cox regression model. RV-LS (HR 1.18, 95%-CI 1.04-1.34, p = 0.01) and RA strain (reservoir: HR 0.87, 95%-CI 0.80-0.94, p = 0.001; conduit: HR 0.85, 95%-CI 0.75-0.97, p = 0.02, booster: HR 0.81, 95%-CI 0.71-0.92, p = 0.001) were independent predictors of outcome, beyond clinical and imaging features. In conclusion, pPH patients have impaired RA strain and RV-LS, even when RVEF is preserved. In addition, RA strain and RV-LS were independent predictors of adverse prognosis. These results emphasize the incremental value of RA and RV strain analyses, to detect alterations in RV function, even before RVEF declines.

Indexed as

Atrial FibrillationHypertension, PulmonaryVentricular Dysfunction, RightCross-Sectional StudiesHeart AtriaHumansPredictive Value of TestsPrognosisStroke VolumeVentricular Function, RightCardiovascular magnetic resonance imagingFeature trackingPulmonary hypertensionRight ventricular dysfunction

Identifiers

PMID35190941
PMCPMC10509049

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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.