Funding for this research was provided by:
Canadian Cancer Society Research Institute (319337)
Article History
Received: 30 January 2020
Accepted: 2 May 2020
First Online: 8 May 2020
Compliance with ethical standards
:
: E Rakovitch has received research grant funding from Genomic Health Inc. All other authors declare no conflict of interest.
: This study was approved by the Sunnybrook Health Sciences Centre Research Ethics Board. It is an observational analysis, and no procedures or interventions were performed.
: This is a population-based retrospective analysis. All personal identifiers for each case in this population cohort were removed. This study was facilitated through ICES which is named as a prescribed entity in Sect. 45 of PHIPA (Regulation 329/04, Sect. 18) which allows access and utilization of administrative data for research purposes with a waived requirement for consent.