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Shelly Sapp

Biostatistician, Principal
Duke Clinical Research Institute
Duke Box 104785, DCRI - Ct Statistics, Durham, NC 27710
2400 Pratt Street, Box 3850, Durham, NC 27705

Current Duke Appointments & Affiliations


Recent Scholarly Works


The Spironolactone Initiation Registry Randomized Interventional Trial in Heart Failure with Preserved Ejection Fraction (SPIRRIT-HFpEF): Rationale and design.

Journal article Eur J Heart Fail · November 2024 AIMS: Benefits of mineralocorticoid receptor antagonists (MRAs) in heart failure with preserved and mildly reduced ejection fraction (HFpEF/HFmrEF) have not been established. Conventional randomized controlled trials are complex and expensive. The Spironol ... Full text Link to item Cite

Biomarkers of erythropoiesis response to intravenous iron in a crossover pilot study in unexplained anemia of the elderly.

Journal article Hematology · December 2023 Anemia is common in older adults, but often unexplained. Previously, we conducted a randomized, controlled trial of intravenous (IV) iron sucrose to study its impact on the 6-minute walk test and hemoglobin in older adults with unexplained anemia and ferri ... Full text Link to item Cite

Effect of Torsemide vs Furosemide After Discharge on All-Cause Mortality in Patients Hospitalized With Heart Failure: The TRANSFORM-HF Randomized Clinical Trial.

Journal article JAMA · January 17, 2023 IMPORTANCE: Although furosemide is the most commonly used loop diuretic in patients with heart failure, some studies suggest a potential benefit for torsemide. OBJECTIVE: To determine whether torsemide results in decreased mortality compared with furosemid ... Full text Link to item Cite
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Recent Grants


2/2 Spironolactone Initiation Registry Randomized Interventional Trial in Heart Failure with Preserved Ejection Fraction (SPIRRIT-HFPEF)

ResearchStatistician · Awarded by National Heart, Lung, and Blood Institute · 2024 - 2028

TRANSFORM-HF DCC

ResearchSenior Statistician · Awarded by National Institutes of Health · 2017 - 2024

SPIRRIT - DCC

ResearchStatistician · Awarded by National Institutes of Health · 2017 - 2024

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