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Table 5 Cannabis motor vehicle crash healthcare utilization – one year before and one year 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 1 year before to 1 year after medical cannabis

Matched Controls

Difference in mean number of visits/admissions per 10,000 patients from 1 year prior to 1 year after index date

 

Before

After

Change

Before

After

Change

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

121

95

−26

65

50

−15

Hospitalization visit as a result of motor vehicle crashes

3.3

9.8

+ 6.5

0

2.5

+ 2.5

Emergency Department visit as a result of motor vehicle crashes

118

85

−33

65

47

−18