Overview
Health services research, longitudinal data methods, missing data methods
Current Duke Appointments & Affiliations
Professor of Biostatistics & Bioinformatics
·
2022 - Present
Biostatistics & Bioinformatics, Division of Biostatistics,
Biostatistics & Bioinformatics
Recent Scholarly Works
Predictive Utility of In-Hospital Screening for Postdischarge Depression Symptoms Among Survivors of Critical Illness.
Journal article CHEST Crit Care · September 2026 BACKGROUND: Although postdischarge symptoms of depression are highly prevalent after critical illness, the best timing and strategies for screening are unclear. RESEARCH QUESTION: What is the value of using the 2-item Patient Health Questionnaire (PHQ-2) d ... Full text Link to item CiteAssociations Between Social Drivers of Health and Intervention Reach During Implementation of a Supervised Walking Program.
Journal article Med Care · September 1, 2026 OBJECTIVE: To examine associations between social drivers of health and veteran-level reach of STRIDE, a supervised walking program implemented in the Veterans Health Administration (VA). STUDY SETTING AND DESIGN: We included 2527 patients across 5 facilit ... Full text Link to item CiteAccuracy and Equity of the End-of-Life Care Index in Predicting 1-Year Mortality.
Journal article JAMA Netw Open · September 1, 2026 IMPORTANCE: The End-of-Life Care Index (EOLCI) was developed to predict 1-year mortality and improve communication about serious illness at the point of care. The EOLCI is widely available in US hospitals, yet external validation studies have been limited. ... Full text Link to item CiteRecent Grants
Promoting Evidence-Based Chronic Kidney Disease Care among Hispanics/Latinos with Type 2 Diabetes (K23)
ResearchAdvisor · Awarded by National Institutes of Health · 2026 - 20312/3 CTSA K12 Program at Duke University
ResearchMentor · Awarded by National Center for Advancing Translational Sciences · 2025 - 2030PROMOTE and TEACH
Clinical TrialCo Investigator · Awarded by Eunice Kennedy Shriver National Institute of Child Health and Human Development · 2024 - 2029View All Grants
Education
Pennsylvania State University ·
1999
Ph.D.