ORs and confidence intervals for outcomes in the overall propensity score matched cohort
| Outcomes | Cannabis use status | Number of events (%) | OR (95% CI), p value |
| Respiratory-related ER visit or hospital admission | Cannabis users | 175 (3.6) | 0.91 (0.77 to 1.09), p=0.32 |
| Control group | 410 (3.9) | 1.00 | |
| All-cause ER visit or hospital admission | Cannabis users | 1443 (30.0) | 1.22 (1.13 to 1.31), p<0.0001 |
| Control group | 2699 (26.0) | 1.00 | |
| All-cause mortality | Cannabis users | 11 (0.2) | 0.99 (0.49 to 2.02), p=0.98 |
| Control group | 24 (0.2) | 1.00 |
ER, emergency room; n, number.