Identifying a low-flow phenotype in heart failure with preserved ejection fraction: a secondary analysis of the RELAX trial.
Biomarkers
Fitness
Heart failure with preserved ejection fraction
Stroke volume
Journal
ESC heart failure
ISSN: 2055-5822
Titre abrégé: ESC Heart Fail
Pays: England
ID NLM: 101669191
Informations de publication
Date de publication:
08 2019
08 2019
Historique:
received:
26
09
2018
accepted:
15
02
2019
pubmed:
18
4
2019
medline:
24
7
2020
entrez:
18
4
2019
Statut:
ppublish
Résumé
The relationship between resting stroke volume (SV) and prognostic markers in heart failure with preserved ejection fraction (HFpEF) is not well established. We evaluated the association of SV index (SVI) at rest with exercise capacity and N-terminal pro-B-type natriuretic peptide (NT-proBNP) in stable patients with HFpEF. Participants enrolled in the Phosphodiesterase-5 Inhibition to Improve Clinical Status and Exercise Capacity in Diastolic Heart Failure (RELAX) trial with available data on SVI by the Doppler method were included in this analysis (n = 185). A low-flow state defined by resting SVI < 35 mL/m There is heterogeneity in the resting SVI distribution among patients with stable HFpEF, with more than one-third of patients identified with the low-flow HFpEF phenotype (SVI < 35 mL/m
Identifiants
pubmed: 30993916
doi: 10.1002/ehf2.12431
pmc: PMC6676300
doi:
Substances chimiques
Peptide Fragments
0
pro-brain natriuretic peptide (1-76)
0
Natriuretic Peptide, Brain
114471-18-0
Types de publication
Journal Article
Research Support, N.I.H., Extramural
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
613-620Subventions
Organisme : Texas Health Resources
Pays : International
Organisme : NHLBI NIH HHS
ID : 5T32HL125247-03
Pays : United States
Informations de copyright
© 2019 The Authors. ESC Heart Failure published by John Wiley & Sons Ltd on behalf of the European Society of Cardiology.
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