Dr. Mitra's primary research interests include the design and analysis of observational studies, causal inference, and statistical approaches for cost-effectiveness analysis. She has developed doubly robust approaches to estimation of cost-effectiveness measures, nonparametric influence function based instrumental variable estimators for censored outcomes, and model-based sensitivity analysis approaches. She collaborates with investigators in oncology, health policy, and health economics and has been lead statistician on studies of the comparative and cost-effectiveness of competing therapies using large observational databases. 

Dr. Mitra is the department's Vice Chair of Education and Co-Director of the Center for Causal Inference. In addition, she is Chair of the Budget & Finance Committee of the International Biometrics Society,  Chair of the American Statistical Association Statistics in Epidemiology Section, and Secretary of the Society for Causal Inference. She was recently awarded the American Statistical Association Mentorship Award. She is Editor-in-Chief of Observational Studies and Fellow of the American Statistical Association.