Daphne Lew, PhD, MPH

Instructor in Biostatistics
Division of Biostatistics
Center for Population Health Informatics (CPHI)
School of Medicine

Daphne Lew, PhD, MPH is focused on using sophisticated statistical methodologies to better understand the relationship between patient characteristics and health-related outcomes at the individual and population levels.


Daphne Lew, PhD, MPH, is an Instructor in the Division of Biostatistics and Center for Population Health Informatics in the Institute for Informatics at Washington University School of Medicine in St. Louis. Dr. Lew has a strong background in statistical methodology, specifically pertaining to longitudinal data analysis and latent class and trajectory analysis. Much of her prior research has examined the physical and mental well-being of children, adolescents, and their families. She also has experience working with clinical studies related to onchocerciasis and lymphatic filariasis, severe asthma, and lupus disease. Ultimately, she would like to leverage clinical and population health data to understand the impact of social determinants of health on patient outcomes.

Dr. Lew received her PhD in Public Health Studies with a concentration in Biostatistics from Saint Louis University. She also holds a Masters of Public Health with concentrations in Biostatistics and Epidemiology from Saint Louis University, as well as a Masters of Education from the University of Missouri – St. Louis. She obtained her Bachelors of Science in Engineering from the University of Pennsylvania.

Research Interests

  • Methods to identify latent subgroups in a population based on patient characteristics or outcomes
  • The relationship between social determinants of health and patient outcomes, disease progression, and other clinical characteristics
  • Mental health and well-being of specific patient populations