Funding for this research was provided by:
Heart and Stroke Foundation of Canada
Received: 8 July 2020
Accepted: 15 March 2021
First Online: 26 March 2021
: This project was approved by the Institutional Research Board (Research Ethics Board; Approval number 3041) at Sunnybrook Health Sciences Centre. As part of the approved research protocol, approval was granted by the board for accessing patient records and hospital data. The requirement for informed consent was waived by the Institutional Research Board due to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.