Jonathon Maguire

MD, FRCPC, MSc

Scientist

Biography

Dr. Jonathon Maguire is a Scientist in the Li Ka Shing Knowledge Institute of St. Michael’s Hospital and a Staff Pediatrician in the Department of Pediatrics at St. Michael’s Hospital with an active pediatric clinical practice. He is an Associate Professor of Pediatrics and Lawson Chair in Patient Engagement in Child Nutrition at the University of Toronto. His research interests focus on clinical trials involving nutrition and development in young children, as well as the creation of tools to facilitate evidence informed child health practice. He co-leads TARGet Kids!, the largest primary care research network for children in Canada. He has received a number of peer reviewed operating grants including a Canadian Institutes of Health Research Foundation Grant and a CIHR/SPOR Innovative Clinical Trials Mentorship Chair.

Recent Publications

  1. 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 .
  2. 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; :. doi: 10.17269/s41997-021-00540-5. PubMed PMID:34047964 PubMed Central PMC8161716.
  3. Hamid, JS, Atenafu, EG, Borkhoff, CM, Birken, CS, Maguire, JL, Bohn, MK et al.. Reference intervals for hemoglobin and mean corpuscular volume in an ethnically diverse community sample of Canadian children 2 to 36 months. BMC Pediatr. 2021;21 (1):241. doi: 10.1186/s12887-021-02709-w. PubMed PMID:34011305 PubMed Central PMC8132375.
  4. 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 .
  5. 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 .
  6. Bayoumi, I, Birken, CS, Nurse, KM, Parkin, PC, Maguire, JL, Macarthur, C et al.. Screening for marginal food security in young children in primary care. BMC Pediatr. 2021;21 (1):196. doi: 10.1186/s12887-021-02674-4. PubMed PMID:33892660 PubMed Central PMC8063438.
  7. Jolliffe, DA, Camargo, CA Jr, Sluyter, JD, Aglipay, M, Aloia, JF, Ganmaa, D et al.. Vitamin D supplementation to prevent acute respiratory infections: a systematic review and meta-analysis of aggregate data from randomised controlled trials. Lancet Diabetes Endocrinol. 2021;9 (5):276-292. doi: 10.1016/S2213-8587(21)00051-6. PubMed PMID:33798465 .
  8. Massara, P, Keown-Stoneman, CDG, 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; :. doi: 10.1093/ije/dyab021. PubMed PMID:33693803 .
  9. Cost, KT, Crosbie, J, Anagnostou, E, Birken, CS, Charach, A, Monga, S et al.. Mostly worse, occasionally better: impact of COVID-19 pandemic on the mental health of Canadian children and adolescents. Eur Child Adolesc Psychiatry. 2021; :. doi: 10.1007/s00787-021-01744-3. PubMed PMID:33638005 PubMed Central PMC7909377.
  10. Dennis, CL, Marini, F, Dick, JA, Atkinson, S, Barrett, J, Bell, R et al.. Protocol for a randomised trial evaluating a preconception-early childhood telephone-based intervention with tailored e-health resources for women and their partners to optimise growth and development among children in Canada: a Healthy Life Trajectory Initiative (HeLTI Canada). BMJ Open. 2021;11 (2):e046311. doi: 10.1136/bmjopen-2020-046311. PubMed PMID:33568380 PubMed Central PMC7878148.
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Affiliations & Other Activities

  • Staff Pediatrician, Department of Pediatrics, St. Michael’s Hospital
  • Associate Professor, Department of Pediatrics, University of Toronto
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