Trial reportCirculation2018
Transplant-Free Survival and Interventions at 6 Years in the SVR Trial.
Trial report in Circulation, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT00115934 (Trial of Right Ventricular Versus Modified Blalock-Taussig Shunt in Infants With Single Ventricle Defect Undergoing Staged Reconstruction), which is not on this map. Cited by 91 papers, 4 of them syntheses that pooled 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.
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.
Trial of Right Ventricular Versus Modified Blalock-Taussig Shunt in Infants With Single Ventricle Defect Undergoing Staged Reconstruction (A Trial Conducted by the Pediatric Heart Network)
Who cites it
91 citing papers in PubMed, 4 syntheses or guidelines pooled it, 243 citations in OpenAlex.
- An updated systematic review of the impact of volume of surgery and specialization in Norwood procedure.BMC pediatrics · 2026Pooled it
- Outcomes after extracorporeal membrane oxygenation following the norwood procedure: a systematic review and meta-analysis.Journal of cardiothoracic surgery · 2026Pooled it
- Meta-analysis on sex differences in mortality and neurodevelopment in congenital heart defects.Scientific reports · 2025Pooled it
- Tricuspid Valve Repair Can Restore the Prognosis of Patients with Hypoplastic Left Heart Syndrome and Tricuspid Valve Regurgitation: A Meta-analysis.Pediatric cardiology · 2024Pooled it
- Tricuspid Regurgitation and Impact of Surgical Valve Intervention in the Single Ventricle Reconstruction Trial.Pediatric cardiology · 2026Trial
- Neurodevelopmental Outcomes in Early Adolescence: The Pediatric Heart Network's Single Ventricle Reconstruction Trial.Circulation · 2025Trial
- Incidence and Timing of Thrombosis After the Norwood Procedure in the Single-Ventricle Reconstruction Trial.Journal of the American Heart Association · 2020Trial
- Trial
- Variation in care for children undergoing the Fontan operation for hypoplastic left heart syndrome.Cardiology in the young · 2019Trial
- Impact of Initial Shunt Type on Echocardiographic Indices in Children After Single Right Ventricle Palliations.Circulation. Cardiovascular imaging · 2019Trial
- Clinical Deterioration in Stage 1 and 2 Single Ventricle Patients Awaiting Heart Transplant: A Single Center Experience.Pediatric cardiology · 2026Article
- Outcomes of Delayed Norwood Operation in High-Risk Patients-Time to Reconsider the Dogma of a Primary Norwood Operation?Interdisciplinary cardiovascular and thoracic surgery · 2026Article
- Association of Digoxin Use at Norwood Discharge with Fontan Completion: A Study from the Pediatric Heart Network Public Dataset.medRxiv : the preprint server for health sciences · 2026Article
- Is There a Unified Etiology of Hypoplastic Left Heart Syndrome? Evaluating Genetic, Structural, and Hemodynamic Models of Disease Initiation.Pathophysiology : the official journal of the International Society for Pathophysiology · 2026Review
- Promoting Advancements in Pediatric and Congenital Cardiology Amid Clinical Trial Challenges.Pediatric cardiology · 2026Review
- Prothrombin G20210A and Factor V Leiden Variants Are Not Associated With Thrombotic Events in Congenital Heart Disease: An Observational Trial.Journal of the American Heart Association · 2026Observational
- Regional Ventricular and Global Atrial Strain Characteristics in Patients with Hypoplastic Left Heart Syndrome and Right Ventricular Dysfunction: An Echocardiography, Cardiac MRI, and Invasive Hemodynamics Study.Pediatric cardiology · 2026Article
- Health-Related Quality of Life in Children with Hypoplastic Left Heart Syndrome: Changes over Time and Associations with Neurodevelopmental and Clinical Factors.The Journal of pediatrics · 2026Article
- Sex-stratified trends in hypoplastic left heart syndrome-related mortality among children and young adults in the United States, 1999-2024: a pre- and post-COVID-19 analysis.Frontiers in pediatrics · 2026Article
- Stroke in pediatric ventricular assist device support.JHLT open · 2025Article
31 more citing papers are in PubMed but not listed here.
Corrections and comments
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Authors and funding
23 authors at 1 institution in 1 country.
Funding
Abstract
backgroundIn the SVR trial (Single Ventricle Reconstruction), 1-year transplant-free survival was better for the Norwood procedure with right ventricle-to-pulmonary artery shunt (RVPAS) compared with a modified Blalock-Taussig shunt in patients with hypoplastic left heart and related syndromes. At 6 years, we compared transplant-free survival and other outcomes between the groups.
methodsMedical history was collected annually using medical record review, telephone interviews, and the death index. The cohort included 549 patients randomized and treated in the SVR trial.
resultsTransplant-free survival for the RVPAS versus modified Blalock-Taussig shunt groups did not differ at 6 years (64% versus 59%,
conclusionsBy 6 years, the hazards of death or transplant and catheter interventions were not different between the RVPAS versus modified Blalock-Taussig shunt groups. Children assigned to the RVPAS group had 5% higher transplant-free survival, but the difference did not reach statistical significance, and they required more catheter interventions. Both treatment groups have accrued important complications. CLINICAL
trial registrationURL: https://www.clinicaltrials.gov. Unique identifier: NCT00115934.
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Identifiers
What OpenQuestion holds
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.