Acknowledgements
This study was funded with the generous support of the Hamilton Health Sciences Juravinski Hospital and Cancer Centre Foundation (RD-196). The funding source had no role in the planning, analysis or interpretation of the study data.
Access to administrative data was facilitated by the Institute for Clinical and Evaluative Sciences, through the Data & Analytics Services funded by the Canadian Institutes of Health Research, the Ontario Ministry of Health and Long-Term Care and the Ontario Ministry of Research and Innovation.