Table 2.

Annual absolute change and average annual % change in pediatric cannabis-related poisoning ED visits in Ontario and Alberta, pediatric cannabis-related hospitalizations (Canada with the exception of Quebec) and pediatric edible-related cases, from 2015 to 2021

Outcome, Geographic coverage (Data source)	Cannabis-related poisoning ED visits Ontario (NACRS)		Cannabis-related poisoning ED visits Alberta (NACRS)		Cannabis edible-related poisoning cases ED visits (CHIRPP)		Cannabis-related poisoning hospitalizations Canada (except Quebec) (DAD)
Year	Annual absolute change	Average annual % change (from Joinpoint)	Annual absolute change	Average annual % change (from Joinpoint)	Annual absolute change	Average annual % change (from Joinpoint)	Annual absolute change	Average annual % change (from Joinpoint)
2015	-	98.2% (95% CI: 79.1, 119.2)	-	57.4% (95% CI: 36.7, 81.2)	-	122.8% (95% CI: 64.0, 202.6)	-	63.4% (95% CI: 42.0, 87.9)
2016	0.6		0.6		N/A		-0.1
2017	0.7		0.0		-0.1		0.4
2018	1.3		3.0		19.1		1.1
2019	2.6		2.5		19.4		0.2
2020	9.4		1.8		107.3		3.1
2021	3.2		0.9		-10.3		1.2