Ashwin Sankar


Investigator, Li Ka Shing Knowledge Institute


Dr. Sankar is a Clinician-Investigator in anesthesiology and perioperative medicine based at St. Michael’s Hospital, and an Assistant Professor in the Department of Anesthesiology and Pain Medicine at the University of Toronto. He is also appointed as an ICES Fellow.

He obtained his undergraduate degree in Health Sciences at McMaster University, followed by his medical degree at the University of Toronto. He was recruited to the Anesthesiology Clinician Investigator residency program at the University of Toronto, where he completed Anesthesiology residency training in addition to a MSc in Clinical Epidemiology and Health Care Research at the Institute of Health Policy, Management and Evaluation.

He currently practices across the full scope of clinical anesthesiology, and is building a research program in perioperative medicine. His current research interests include:

-Identifying risk of long-term complications in patients with respiratory comorbidities who undergo surgery

-Evaluating risks of anesthesia among medical inpatients undergoing surgical procedures

-Describing barriers in access to surgery across Ontario

Recent Publications

  1. Ruth, KS, Day, FR, Hussain, J, Martínez-Marchal, A, Aiken, CE, Azad, A et al.. Genetic insights into biological mechanisms governing human ovarian ageing. Nature. 2021;596 (7872):393-397. doi: 10.1038/s41586-021-03779-7. PubMed PMID:34349265 PubMed Central PMC7611832.
  2. Sankar, A, Thorpe, KE, Gershon, AS, Granton, JT, Wijeysundera, DN. Association of preoperative spirometry with cardiopulmonary fitness and postoperative outcomes in surgical patients: A multicentre prospective cohort study. EClinicalMedicine. 2020;23 :100396. doi: 10.1016/j.eclinm.2020.100396. PubMed PMID:32529180 PubMed Central PMC7280772.
  3. Sankar, A, Beattie, WS, Tait, G, Wijeysundera, DN. Response to 'OSA: innocent bystander or associate in crime?' (Br J Anaesth 2019; 123: e473-e474). Br J Anaesth. 2019;123 (4):e474-e475. doi: 10.1016/j.bja.2019.06.019. PubMed PMID:31371018 .
  4. Sankar, A, Beattie, WS, Tait, G, Wijeysundera, DN. Evaluation of validity of the STOP-BANG questionnaire in major elective noncardiac surgery. Br J Anaesth. 2019;122 (2):255-262. doi: 10.1016/j.bja.2018.10.059. PubMed PMID:30686311 .
  5. Sankar, A, Behboudi, M, Abdallah, FW, Macfarlane, A, Brull, R. Transient Neurologic Symptoms following Spinal Anesthesia with Isobaric Mepivacaine: A Decade of Experience at Toronto Western Hospital. Anesthesiol Res Pract. 2018;2018 :1901426. doi: 10.1155/2018/1901426. PubMed PMID:29849608 PubMed Central PMC5937612.
  6. Duncan, D, Sankar, A, Beattie, WS, Wijeysundera, DN. Alpha-2 adrenergic agonists for the prevention of cardiac complications among adults undergoing surgery. Cochrane Database Syst Rev. 2018;3 :CD004126. doi: 10.1002/14651858.CD004126.pub3. PubMed PMID:29509957 PubMed Central PMC6494272.
  7. Mehta, SP, Sankar, A, Venkataramanan, V, Lohmander, LS, Katz, JN, Hawker, GA et al.. Cross-cultural validation of the ICOAP and physical function short forms of the HOOS and KOOS in a multi-country study of patients with hip and knee osteoarthritis. Osteoarthritis Cartilage. 2016;24 (12):2077-2081. doi: 10.1016/j.joca.2016.07.014. PubMed PMID:27497697 .
  8. Sankar, A, Beattie, WS, Wijeysundera, DN. How can we identify the high-risk patient?. Curr Opin Crit Care. 2015;21 (4):328-35. doi: 10.1097/MCC.0000000000000216. PubMed PMID:26083327 PubMed Central PMC4501694.
  9. Sankar, A, Johnson, SR, Beattie, WS, Tait, G, Wijeysundera, DN. Reliability of the American Society of Anesthesiologists physical status scale in clinical practice. Br J Anaesth. 2014;113 (3):424-32. doi: 10.1093/bja/aeu100. PubMed PMID:24727705 PubMed Central PMC4136425.
  10. Sankar, A, Davis, AM, Palaganas, MP, Beaton, DE, Badley, EM, Gignac, MA et al.. Return to work and workplace activity limitations following total hip or knee replacement. Osteoarthritis Cartilage. 2013;21 (10):1485-93. doi: 10.1016/j.joca.2013.06.005. PubMed PMID:23774473 .
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Affiliations & Other Activities

  • Assistant Professor, Department of Anesthesiology and Pain Medicine, University of Toronto