Table 1 Impact of synthetic cannabinoid control measures on emergency department (ED) visits, New York City, 2015
ED visit 10 days pre-intervention | ED visits 10 days post-intervention | ||||
|---|---|---|---|---|---|
Number | Rate | Number | Rate | Difference | |
Intervention | |||||
A (Treatment) | 33 | 117.2 | 22 | 78.1 | − 39.1 |
A (Neighborhood control) | 30 | 23.6 | 29 | 22.8 | −0.8 |
A (City control) | 116 | 1.7 | 111 | 1.6 | −0.1 |
Difference-in-difference (Treatment - Neighborhood) | −38.3 | ||||
Difference-in-difference (Treatment - City) | −39.0 | ||||
B (Treatment) | 40 | 142.0 | 24 | 85.2 | −56.8 |
B (Neighborhood control) | 47 | 36.9 | 43 | 33.8 | −3.1 |
B (City control) | 341 | 5.0 | 327 | 4.8 | −0.2 |
Difference-in-difference (Treatment - Neighborhood) | −53.7 | ||||
Difference-in-difference (Treatment - City) | −56.6 | ||||
C (Treatment) | 330 | 4.8 | 232 | 3.4 | −1.4 |