She has special interest in the application of multilevel models, longitudinal and categorical data analysis, and multiple imputation for handling missing data. She also provides biostatistical support to clinician-researchers from several departments at St Michael’s Hospital including Hematology, Medical Imaging, Oncology, General Surgery, Neurology, and Ophthalmology.

Dr. Nisenbaum is a scientist with MAP Centre for Urban Health Solutions in the Li Ka Shing Knowledge Institute of St. Michael’s Hospital, a biostatistician with the Applied Health Research Centre, and an assistant professor in the University of Toronto’s Division of Biostatistics at the Dalla Lana School of Public Health. She co-teaches and serves as a practicum supervisor for the course Laboratory in Statistical Design & Analysis, and is a committee member for graduate students of the Institute of Medical Sciences.