Table 5 Age stratified incidence rates and hazard ratios for emergency department visit or hospitalization for acute coronary syndrome or stroke and for any cardiovascular event among patients with medical cannabis authorisation and non-authorized controls
From: Medical cannabis authorization and the risk of cardiovascular events: a longitudinal cohort study
Acute coronary syndrome or stroke | Any cardiovascular event | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Age strata | Exposure group | Number of events | Total Person-years | Incidence rate per 1000 persons-years (95% CI) | Adjusted Hazard ratio (95% CI)* | Number of events | Total Person-years | Incidence rate per 1000 persons-years (95% CI) | Adjusted Hazard ratio (95% CI)* |
Age dichotomized | |||||||||
≤ 40 years | Authorized to use cannabis | 6 | 4607.47 | 1.30 (0.58 -2.90) | 1.48 (0.32–6.96) | 47 | 4583.87 | 10.25 (7.72–13.63) | 1.34 (0.75–2.42) |
Controls | 6 | 12,200.21 | 0.49 (0.22–1.09) | Ref | 66 | 12,164.32 | 5.43 (4.27–6.90) | Ref | |
> 40 years | Authorized to use cannabis | 96 | 9579.22 | 10.02 (8.21–12.23) | 1.42 (1.05–1.92) | 351 | 9456.13 | 37.12 (33.50–41.13) | 1.47 (1.25–1.73) |
Controls | 217 | 27,142.35 | 7.99 (7.00–9.13) | Ref | 676 | 26,879.91 | 25.15 (23.35–27.09) | Ref | |