Evidence map›Paper›PMID 37718441›Full record

Observational studyJournal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance2023

Age- and sex-specific reference values of biventricular flow components and kinetic energy by 4D flow cardiovascular magnetic resonance in healthy subjects.

Xiaodan Zhao, Ru-San Tan, Pankaj Garg, Ping Chai, Shuang Leng, Jennifer Ann Bryant, Lynette L S Teo, Tee Joo Yeo, Marielle V Fortier, Ting Ting Low and 11 more

Registry-linked trialAbstract readObservational Study
In one paragraph

Observational study in Journal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03217240 (Integrated Computational modelIing of Right Heart Mechanics and Blood Flow Dynamics in Congenital Heart Disease), which is not on this map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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.

NCT03217240 unknown statusnot on this map

Integrated Computational modelIing of Right Heart Mechanics and Blood Flow Dynamics in Congenital Heart Disease ("INITIATE")

TypeobservationalSponsorNational Heart Centre SingaporeRan2017 to 2019Enrolled400ConditionsCongenital Heart Disease, Pulmonary HypertensionArmsCardiac Magnetic Resonance - MRI, Cardiopulmonary Exercise Test, Blood Sampling for all participants
3 · Its place in the literature

Who cites it

12 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Article
  6. Right heart flow hemodynamic assessment using 4D flow CMR: a systematic review.European heart journal. Imaging methods and practice · 2025
    Review
  7. Observational
  8. Article
  9. Article
  10. Understanding Right Heart Flow: Implications for Interatrial Shunt Device Therapy in Heart Failure.Journal of the Society for Cardiovascular Angiography & Interventions · 2025
    Review
  11. Article
  12. Article
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

21 authors.

Xiaodan ZhaoNational Heart Research Institute Singapore, National Heart Centre Singapore, Singapore, Singapore.
Ru-San TanNational Heart Research Institute Singapore, National Heart Centre Singapore, Singapore, Singapore.
Pankaj GargDepartment of Cardiovascular Medicine, University of East Anglia, Norwich, UK.
Ping ChaiNational University Hospital Singapore, Singapore, Singapore.
Shuang LengNational Heart Research Institute Singapore, National Heart Centre Singapore, Singapore, Singapore.
Jennifer Ann BryantNational Heart Research Institute Singapore, National Heart Centre Singapore, Singapore, Singapore.
Lynette L S TeoNational University Hospital Singapore, Singapore, Singapore.
Tee Joo YeoNational University Hospital Singapore, Singapore, Singapore.
Marielle V FortierDuke-NUS Medical School, Singapore, Singapore.
Ting Ting LowNational University Hospital Singapore, Singapore, Singapore.
Ching Ching OngNational University Hospital Singapore, Singapore, Singapore.
Shuo ZhangPhilips Healthcare Germany, Hamburg, Germany.
Rob J Van der GeestDepartment of Radiology, Leiden University Medical Center, Leiden, The Netherlands.
John C AllenDuke-NUS Medical School, Singapore, Singapore.
Teng Hong TanDuke-NUS Medical School, Singapore, Singapore.
James W YipNational University Hospital Singapore, Singapore, Singapore.
Ju Le TanNational Heart Research Institute Singapore, National Heart Centre Singapore, Singapore, Singapore.
Marina HughesDepartment of Cardiovascular Medicine, University of East Anglia, Norwich, UK.
Sven PleinLeeds Institute of Cardiovascular and Metabolic Medicine, University of Leeds, Leeds, UK.
Jos J M WestenbergDepartment of Radiology, Leiden University Medical Center, Leiden, The Netherlands.
Liang ZhongNational Heart Research Institute Singapore, National Heart Centre Singapore, Singapore, Singapore. zhong.liang@nhcs.com.sg.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAdvances in four-dimensional flow cardiovascular magnetic resonance (4D flow CMR) have allowed quantification of left ventricular (LV) and right ventricular (RV) blood flow. We aimed to (1) investigate age and sex differences of 4D flow CMR-derived LV and RV relative flow components and kinetic energy (KE) parameters indexed to end-diastolic volume (KEi

methodsWe performed 4D flow analysis in 163 healthy participants (42% female; mean age 43 ± 13 years) of a prospective registry study (NCT03217240) who were free of cardiovascular diseases. Relative flow components (direct flow, retained inflow, delayed ejection flow, residual volume) and multiple phasic KEi

resultsCompared with men, women had lower median LV and RV residual volume, and LV peak and average systolic KEi

conclusionThese data using state-of-the-art 4D flow CMR show that biventricular flow components and kinetic energy parameters vary significantly by age and sex. Age and sex trends should be considered in the interpretation of quantitative measures of biventricular flow. Clinical trial registration  https://www. CLINICALTRIALS: gov . Unique identifier: NCT03217240.

Indexed as

Heart VentriclesAdultFemaleHealthy VolunteersHumansMagnetic Resonance SpectroscopyMaleMiddle AgedPredictive Value of TestsReference Values4D flowFlow componentsHemodynamicsKinetic energyReference values

Identifiers

PMID37718441
PMCPMC10506211

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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.