Current Duke Appointments & Affiliations
Adjunct Associate Professor of Global Health
·
2023 - Present
Duke Global Health Institute,
University Institutes and Centers
Recent Scholarly Works
Causal mediation analysis of a randomised controlled trial in China: evaluating whether the pay-it-forward strategy increases HPV vaccine uptake by reducing vaccine delay intention and increasing vaccine confidence.
Journal article BMJ Open · September 25, 2025 OBJECTIVE: To explore whether vaccine confidence and vaccine delay intention mediated the effect of the pay-it-forward intervention on human papillomavirus (HPV) vaccine uptake. DESIGN: This secondary mediation analysis of a two-arm randomised controlled t ... Full text Link to item CiteEffect of a pay-it-forward strategy on reducing HPV vaccine delay and increasing uptake among 15- to 18-year-old girls in China: A randomized controlled trial.
Journal article PLoS Med · July 2025 BACKGROUND: Catch-up human papillomavirus (HPV) vaccination is challenging in many low- and middle-income countries (LMICs). Pay-it-forward offers an individual a subsidized vaccine, then an opportunity to donate to help others access vaccinations. Our ran ... Full text Link to item CiteFactors affecting caregivers' HPV vaccination decisions for adolescent girls: A secondary analysis of a Chinese RCT.
Journal article PLoS One · 2025 BACKGROUND: Despite the HPV vaccine's effectiveness against cervical cancer, uptake among adolescent girls in China remains low, with caregivers playing a crucial role in vaccination decisions. This study investigates factors influencing caregivers' action ... Full text Link to item CiteEducation
Johns Hopkins Unversity, Bloomberg School of Public Health ·
2017
Ph.D.