Superior prognostic value of three-dimensional echocardiography-derived right ventricular ejection fraction: a meta-analysis
ABSTRACT Aims We aimed to confirm that three-dimensional echocardiography (3DE)-derived right ventricular (RV) ejection fraction (EF) is a more robust predictor of adverse cardiopulmonary outcomes than the conventional echocardiographic parameters.Methods and Results We performed a meta-analysis of studies reporting the impact of unit change of RVEF, tricuspid annular plane systolic excursion (TAPSE), fractional area change (FAC), and free-wall longitudinal strain (FWLS) on clinical outcomes (all-cause mortality and/or adverse cardiopulmonary outcomes). Hazard ratios (HR) were rescaled by the within-study standard deviations (SD) to represent standardized changes. Within each study, we calculated the ratio of HRs related to 1 SD reduction in RVEF versus TAPSE, or FAC, or FWLS, to quantify the predictive value of RVEF relative to the other metrics. These ratios of HRs were pooled using random-effects models.Ten independent studies were identified as suitable, including data on 1,928 patients with various cardiopulmonary conditions. Overall, 1 SD reduction in RVEF was robustly associated with adverse outcomes (HR: 2.64 [95% CI: 2.18 to 3.20], p<0.001; heterogeneity: I2=65%, p=0.002). In studies reporting HRs for RVEF and TAPSE, FAC, or FWLS in the same cohort, RVEF had superior predictive value per SD reduction versus the other three parameters (vs. TAPSE, HR: 1.54 [95% CI: 1.04 to 2.28], p=0.031; vs. FAC, HR: 1.45 [95% CI: 1.15 to 1.81], p=0.001; vs. FWLS, HR: 1.44 [95% CI: 1.07 to 1.95], p=0.018).Conclusion 3DE-derived RVEF has superior prognostic value compared with conventional RV indices, therefore, it might further refine the risk stratification of patients with cardiopulmonary diseases.Graphical Abstract Added predictive value of three-dimensional (3D) echocardiography-derived right ventricular ejection fraction (RVEF) versus conventional metrics of RV systolic function on clinical outcomes: a meta-analysis of 10 studies. FAC: fractional area change, FWLS: free-wall longitudinal strain, HR: hazard ratio, SD: standard deviation, TAPSE: tricuspid annular plane systolic excursion<jats:fig id="ufig1" position="float" fig-type="figure" orientation="portrait"><jats:graphic xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="22275907v2_ufig1" position="float" orientation="portrait" /></jats:fig>.
Medienart: |
Preprint |
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Erscheinungsjahr: |
2024 |
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Erschienen: |
2024 |
Enthalten in: |
bioRxiv.org - (2024) vom: 23. Apr. Zur Gesamtaufnahme - year:2024 |
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Sprache: |
Englisch |
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Beteiligte Personen: |
Sayour, Alex Ali [VerfasserIn] |
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Links: |
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Themen: |
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doi: |
10.1101/2022.06.02.22275907 |
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funding: |
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Förderinstitution / Projekttitel: |
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PPN (Katalog-ID): |
XBI036184209 |
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520 | |a ABSTRACT Aims We aimed to confirm that three-dimensional echocardiography (3DE)-derived right ventricular (RV) ejection fraction (EF) is a more robust predictor of adverse cardiopulmonary outcomes than the conventional echocardiographic parameters.Methods and Results We performed a meta-analysis of studies reporting the impact of unit change of RVEF, tricuspid annular plane systolic excursion (TAPSE), fractional area change (FAC), and free-wall longitudinal strain (FWLS) on clinical outcomes (all-cause mortality and/or adverse cardiopulmonary outcomes). Hazard ratios (HR) were rescaled by the within-study standard deviations (SD) to represent standardized changes. Within each study, we calculated the ratio of HRs related to 1 SD reduction in RVEF versus TAPSE, or FAC, or FWLS, to quantify the predictive value of RVEF relative to the other metrics. These ratios of HRs were pooled using random-effects models.Ten independent studies were identified as suitable, including data on 1,928 patients with various cardiopulmonary conditions. Overall, 1 SD reduction in RVEF was robustly associated with adverse outcomes (HR: 2.64 [95% CI: 2.18 to 3.20], p<0.001; heterogeneity: I2=65%, p=0.002). In studies reporting HRs for RVEF and TAPSE, FAC, or FWLS in the same cohort, RVEF had superior predictive value per SD reduction versus the other three parameters (vs. TAPSE, HR: 1.54 [95% CI: 1.04 to 2.28], p=0.031; vs. FAC, HR: 1.45 [95% CI: 1.15 to 1.81], p=0.001; vs. FWLS, HR: 1.44 [95% CI: 1.07 to 1.95], p=0.018).Conclusion 3DE-derived RVEF has superior prognostic value compared with conventional RV indices, therefore, it might further refine the risk stratification of patients with cardiopulmonary diseases.Graphical Abstract Added predictive value of three-dimensional (3D) echocardiography-derived right ventricular ejection fraction (RVEF) versus conventional metrics of RV systolic function on clinical outcomes: a meta-analysis of 10 studies. FAC: fractional area change, FWLS: free-wall longitudinal strain, HR: hazard ratio, SD: standard deviation, TAPSE: tricuspid annular plane systolic excursion<jats:fig id="ufig1" position="float" fig-type="figure" orientation="portrait"><jats:graphic xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="22275907v2_ufig1" position="float" orientation="portrait" /></jats:fig> | ||
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