Skip to content

Faculty Member

Padmaja Subbarao

Email Address(es)
Subbarao Lab, CHILD Cohort Study
Epidemiology Division
Associate Professor
SGS Status
Full Member
Appointment Status
Status Only

Research Interests

  • Child Health
  • Lung Function Trajectories
  • Asthma and Wheeze Phenotyping and Endotyping
  • Early Life Genetic and Environmental Determinants of Asthma/Allergy
  • Precision Medicine

Other Affiliations

  • Staff Respirologist in Respiratory Medicine at The Hospital for Sick Children (SickKids)
  • Co-lead of Precision Child Health at The Hospital for Sick Children (SickKids)
  • Associate Chief of Clinical Research at The Hospital for Sick Children (SickKids), holding a Tier 1 Canada Research Chair in Paediatric Asthma and Lung Health.
  • Senior Scientist in the Translational Medicine Program of SickKids Research Institute
  • Professor in Paediatrics, Physiology and the Dalla Lana School of Public Health at the University of Toronto
  • Adjunct Professor in Respirology and Medicine at McMaster University

Education & Training History

  • MSc. Epid., Master of Science in Clinical Health Sciences, Health Research Methodology, McMaster University, Hamilton, Ontario, Canada. Supervisors: Dr. Paul O’Byrne & Dr. Deborah Cooke. 
  • MD, Doctor of Medicine, University of Toronto, Toronto, Ontario, Canada. 
  • BSc (2 years), Biology, University of Ottawa, Ottawa, Ontario, Canada

Representative Publications

Reyna ME, Dai R, Tran MM, Breton V, Medeleanu M, Lou WYW, Foong RE, Emmerson M, Dharma C, Miliku K, Lefebvre DL, Simons E, Azad MB, Chan-Yeung M, Becker AB, Mandhane PJ, Turvey SE, Hall GL, Moraes TJ, Sears MR, Subbarao P. Development of a Symptom-Based Tool for Screening of Children at High Risk of Preschool Asthma. JAMA Network Open. 2022 Oct 3; 5(10):e2234714. Doi: 10.1001/jamanetworkopen.2022.34714. Impact factor: 13.35. Senior Author. 

Perrem L, Subbarao P. Moving the dial on identifying endotypes of asthma from early life. European Respiratory Journal. 2022 Sep 29; 60(3):2201031. Doi: 10.1183/13993003.01031-2022. Impact factor: 12.34. Senior Author. 

Reyna ME, Petersen C, Dai DLY, Dai R, Becker AB, Azad MB, Miliku K, Lefebvre DL, Moraes TJ, Mandhane PJ, Boutin RCT, Finlay BB, Simons E, Kozyrskyj AL, Lou W, Turvey SE, Subbarao P. Longitudinal body mass index trajectories at preschool age: children with rapid growth have differential composition of the gut microbiota in the first year of life. International Journal of Obesity (Lond). 2022 Apr 15. Doi: 10.1038/s41366-022-01117-z. Impact factor: 5.095. Senior  Author. 

Dai R, Miliku K, Gaddipati S, Choi J, Ambalavanan A, Tran MM, Reyna M, Sbihi H, Lou W, Parvulescu P, Lefebvre DL, Becker AB, Azad MB, Mandhane PJ, Turvey SE, Duan Q, Moraes TJ, Sears MR, Subbarao P. Wheeze trajectories: Determinants and outcomes in the CHILD Cohort Study. The Journal of Allergy and Clinical Immunology. 2021 Dec 30:S0091-6749(21)02747-0. doi: 10.1016/j.jaci.2021.10.039. In Press. Impact Factor: 10.79. Senior Author. 

Lu Z, Dai R, Kowalik K, Dubeau A, Lefebvre DL, Balkovec S, Becker AB, Mandhane PJ, Turvey SE, Lou W, Ratjen F, Moraes TJ, Sears MR, Gustafsson PM, Subbarao P. Newly developed multiple-breath washout reference equations from the CHILD Cohort Study: implications of poorly fitting equations. European Respiratory Journal . 2021 Jan 25;7(1):00301-2020. Available from: 10.1183/23120541.00301-2020. In Press. Impact Factor: 12.242. Senior Author. 

Subbarao P, Anand SS, Becker AB, Befus AD, Brauer M, Brook JR, Denburg JA, HayGlass KT, Kobor MS, Kollmann TR, Kozyrskyj AL, Lou WYW, Mandhane PJ, Miller GE, Moraes TJ, Pare PD, Scott JA, Takaro TK, Turvey SE, Duncan JD, Lefebvre DL, Sears MR and the CHILD Study investigators. The Canadian Healthy Infant Longitudinal Development (CHILD) Study: examining the developmental origins of asthma and allergy. Thorax. 2015 Oct;70(10):998-1000. Available from: 10.1136/thoraxjnl-2015-207246. Impact Factor 9.655. Principal Author.