Charles Keown-Stoneman




Dr. Charles (Charlie) Keown-Stoneman is an Investigator/Biostatistician in the Applied Health Research Centre at St. Michael’s Hospital and an Assistant Professor of Biostatistics in the Dalla Lana School of Public Health at the University of Toronto. Dr. Keown-Stoneman received his PhD and MSc in Applied Statistics and BSc in Biological Science from the University of Guelph. Dr. Keown-Stoneman has experience providing statistical support for various research teams across Canada, and was a visiting academic at the University of Oxford. He also has experience teaching undergraduate and graduate statistics courses, and working with graduate students on various committees. In his current role at the AHRC, Dr. Keown-Stoneman provides statistical analysis and support for observational studies and randomized trials. Currently, Dr. Keown-Stoneman is mainly working within the TARGetKids! research group, investigating impacts on the health and nutrition of healthy children within Canada. During the COVID-19 pandemic, Dr. Keown-Stoneman has been directly involved in the rapid roll-out of the TARGetKids COVID study, which is monitoring and assessing the short and long term impacts of the pandemic and its repercussions on children and their families. His research interests include survival analysis, multi-state models, and longitudinal data analysis.

Recent Publications

  1. Li, X, Vanderloo, LM, Maguire, JL, Keown-Stoneman, CDG, Aglipay, M, Anderson, LN et al.. Public health preventive measures and child health behaviours during COVID-19: a cohort study. Can J Public Health. 2021; :. doi: 10.17269/s41997-021-00549-w. PubMed PMID:34232489 PubMed Central PMC8261798.
  2. Cooper, A, Horrocks, J, Goodday, S, Keown-Stoneman, C, Duffy, A. Predicting the risk and timing of major mood disorder in offspring of bipolar parents: exploring the utility of a neural network approach. Int J Bipolar Disord. 2021;9 (1):22. doi: 10.1186/s40345-021-00228-2. PubMed PMID:34195908 PubMed Central PMC8245610.
  3. Sharpe, I, Kirkpatrick, SI, Smith, BT, Keown-Stoneman, CDG, Omand, J, Vanderhout, S et al.. Automated Self-Administered 24-H Dietary Assessment Tool (ASA24) recalls for parent proxy-reporting of children's intake (> 4 years of age): a feasibility study. Pilot Feasibility Stud. 2021;7 (1):123. doi: 10.1186/s40814-021-00864-6. PubMed PMID:34116723 PubMed Central PMC8194205.
  4. Yoshida-Montezuma, Y, Keown-Stoneman, CDG, Wanigaratne, S, Li, X, Vanderhout, SM, Borkhoff, CM et al.. The social determinants of health as predictors of adherence to public health preventive measures among parents and young children during the COVID-19 pandemic: a longitudinal cohort study. Can J Public Health. 2021;112 (4):552-565. doi: 10.17269/s41997-021-00540-5. PubMed PMID:34047964 PubMed Central PMC8161716.
  5. Omand, JA, Janus, M, Maguire, JL, Parkin, PC, Randall Simpson, J, Keown-Stoneman, CD et al.. Nutritional risk in early childhood and parent-reported school concerns. Public Health Nutr. 2021; :1-9. doi: 10.1017/S1368980021001725. PubMed PMID:33993902 .
  6. Vanderloo, LM, Maguire, JL, Keown-Stoneman, CDG, Parkin, PC, Borkhoff, CM, Tremblay, MS et al.. Associations Between Meeting the 24-Hour Movement Guidelines and Cardiometabolic Risk in Young Children. Pediatr Exerc Sci. 2021; :1-8. doi: 10.1123/pes.2020-0249. PubMed PMID:33992028 .
  7. Massara, P, Keown-Stoneman, CD, Erdman, L, Ohuma, EO, Bourdon, C, Maguire, JL et al.. Identifying longitudinal-growth patterns from infancy to childhood: a study comparing multiple clustering techniques. Int J Epidemiol. 2021;50 (3):1000-1010. doi: 10.1093/ije/dyab021. PubMed PMID:33693803 .
  8. Jamnik, J, Keown-Stoneman, C, Eny, KM, Maguire, JL, Birken, CS, TARGet Kids! Collaboration et al.. Mealtime media use and cardiometabolic risk in children. Public Health Nutr. 2020; :1-10. doi: 10.1017/S1368980020003821. PubMed PMID:33263271 .
  9. Li, X, Keown-Stoneman, CDG, Lebovic, G, Maguire, JL, Omand, JA, Sievenpiper, JL et al.. Body Mass Index Mediates the Association between Growth Trajectories and Cardiometabolic Risk in Children. Child Obes. 2021;17 (1):36-42. doi: 10.1089/chi.2020.0143. PubMed PMID:33252262 .
  10. Vanderloo, LM, Keown-Stoneman, CDG, Sivanesan, H, Parkin, PC, Maguire, JL, Anderson, LN et al.. Association of screen time and cardiometabolic risk in school-aged children. Prev Med Rep. 2020;20 :101183. doi: 10.1016/j.pmedr.2020.101183. PubMed PMID:32923316 PubMed Central PMC7475188.
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Affiliations & Other Activities

Assistant Professor, Dalla Lana School of Public Health, University of Toronto