Overview
Longitudinal Data Analysis
Logistic Regression
Missing Data
Clinical Trial Methods
Maximum Likelihood Methods
Current Appointments & Affiliations
Associate Professor of Biostatistics & Bioinformatics
·
2022 - Present
Biostatistics & Bioinformatics, Division of Biostatistics,
Biostatistics & Bioinformatics
Member in the Duke Clinical Research Institute
·
1992 - Present
Duke Clinical Research Institute,
Institutes and Centers
Recent Publications
Patient-reported outcomes of a comprehensive management program for osteoarthritis of the hip and knee.
Journal Article Osteoarthr Cartil Open · March 2026 OBJECTIVE: This study describes the 2-year self-reported joint function outcomes of patients enrolled in a US-based comprehensive hip and knee osteoarthritis management program (OAMP), and demographic characteristics associated with change in function. DES ... Full text Link to item CiteHospital and Regional-Level Factors Associated With Negotiated Payer Rates for Hip Fracture Fixation: A Multistate Analysis.
Journal Article Value Health · February 2026 OBJECTIVES: Hip fractures represent a significant cost burden internationally, offering an area for improving value-based care. The objective of this study was to evaluate associations between hospital/regional-level characteristics and negotiated payer ra ... Full text Link to item CiteRationale, design, and baseline characteristics of the virtual care to improve heart failure outcomes (VITAL-HF) trial.
Journal Article Am Heart J · December 2025 BACKGROUND: Among patients with heart failure (HF), guideline-directed medical therapy (GDMT) remains underutilized. Remote digital interventions may facilitate rapid initiation and uptitration of GDMT; however, potential benefits have not been evaluated i ... Full text Link to item CiteRecent Grants
The Iron Needed for Function and Undesirable Symptoms in Elderly with Heart Failure with Preserved Ejection Fraction (INFUSE-HFpEF)
ResearchStatistician · Awarded by National Institutes of Health · 2026 - 2031Developing a Novel Clinical Care Model for Chronic Patellar Tendinopathy Utilizing Whole Person Healthcare
ResearchCollaborator · Awarded by National Institute of Arthritis and Musculoskeletal and Skin Diseases · 2023 - 2028Shared Decision-Making to Reduce Racial Disparities in Oral Anticoagulation Use in Patients with Non-Valvular Atrial Fibrillation (K01)
ResearchAdvisor · Awarded by National Heart, Lung, and Blood Institute · 2021 - 2026View All Grants
Education, Training & Certifications
North Carolina State University ·
1999
Ph.D.