Table 1: CANOC data structure and linkages.

Province	Site	Linkages
British Columbia	BC-CfE	BC-CfE lab database with multiple linkages, BC-CfE being the repository and data steward.
Saskatchewan	Southern Saskatchewan HIV Cohort	Site related data derived from each cohort
	Saskatoon HIV/AIDS Research Endeavour
Ontario	Ontario HIV Treatment Network	Site related data derived from each cohort
	Toronto General Hospital
	Maple Leaf Medical Clinic
	Ottawa Hospital
Quebec	Clinique Medicale L’Actuel	Site related data derived from each cohort
	McGill University Health Centre Quartier Latin
Newfoundland	Memorial University of NFLD	Site related data derived from each cohort

Abbreviations: CANOC: The Canadian HIV Observational Cohort; BC-CfE: British Columbia Center for Excellence in HIV/AIDS.