My current research interest consists of applications of cutting edge biostatistical methods in data obtained from clinical trials as well as observational studies to answer a broad range of research questions. For methodology, my focus is on dynamic joint modeling of longitudinal and survival outcomes.
PUBLICATIONS
Dissertation
Sain, D. (2021). Joint Models and A Study of Missing Data Mechanisms: New Statistical Methods and Novel Applications. PhD thesis, University of California Riverside. ProQuest ID: Sain_ucr_0032D_14619. Merritt ID: ark:/13030/m5mq1v72. Retrieved from https://escholarship.org/uc/item/84j8s9qt.
Articles
Le Rhun, E., Sain, D., van den Bent, M., Franceschi, E., Tabatabai, G., Wick, W., Preusser, M., Gorlia, T., Weller, M. (2026). Association of proton pump inhibitor use with outcome of patients with recurrent glioblastoma. European Journal of Cancer, February 2026, https://doi.org/10.1016/j.ejca.2026.116225.
Le Rhun, E., Sain, D., Erridge, S. C., Reardon, D. A., Minniti, G., Roth, P., Wick, W., Nabors, B., Sampson, J., Mason, W., Cloughesy, T., Reijneveld, J. C., Stupp, R., Preusser, M., Gorlia, T., Weller, M. (2025). Proton Pump Inhibitor Use and Survival in Patients With Newly Diagnosed Glioblastoma. JAMA Network Open, November 2025, jamanetwork.com/journals/jamanetworkopen/fullarticle/2841819?.
Ferguson, L., Sain, D., Kürüm, E, Strickland-Hughes, C. M., Rebok, G.W.,Wu, R. (2023). One-Year Cognitive Outcomes from a Multiple Real-World Skill Learning Intervention with Older Adults. Aging and Mental Health, April 2023, https://doi.org/10.1080/13607863.2023.2197847.
Lee, C., Sain, D., Harari, L., Kürüm, E. (2022). Social Mobility and Sense of Purpose from Midlife to Old Age: Examining the Role of Major Life Events. Research on Aging, September 2022, https://doi.org/10.1177/01640275221121588.
Wu, R., Kürüm, E., Ahmed, C., Sain, D., Aslin, R. N. (2021). Categorization in infancy based on novelty and co-occurrence. Infant Behavior and Development, February 2021, https://doi.org/10.1016/j.infbeh.2020.101510.
PRESENTATIONS
Invited talks
11th International Triennial Calcutta Symposium on Probability and Statistics -- Kolkata, India; December 2024
64th ISI World Statistics Congress – Ottawa, Canada; July 2023
Seminar talks
PREDICT – Presidency University Statistics Society; November 2021
Statistics Graduate Student Association, Department of Statistics, UCR; April 2021