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Table 2 Cannabis motor vehicle crash healthcare utilization – six months before and six months after authorization for medical cannabis

From: Cohort study of medical cannabis authorization and motor vehicle crash-related healthcare visits in 2014–2017 in Ontario, Canada

Outcome

Cannabis Population

Difference in mean number of visits/admissions per 10,000 patients from 6 months before to 6 months after medical cannabis

Matched Controls

Difference in mean number of visits/admissions per 10,000 patients from 6 months prior to 6 months after index date

 

Before

After

Change

Before

After

Change

Hospitalization or Emergency Department visit as a result of motor vehicle crashes

46

48

+ 2

32

34

+ 2

Hospitalization visit as a result of motor vehicle crashes

6.05

2.02

−4.03

2.82

0.56

−2.26

Emergency Department visit as a result of motor vehicle crashes

40

46

+ 6

29

33

+ 4