Variable | Coefficient | SE | t | p |
---|---|---|---|---|
Intercept \(\beta_{0}\) | 1.7675 | 8.7580 | 0.02 | 0.8407 |
Baseline trend \(\beta_{1}\) | 0.3087 | 9.5650 | −0.90 | 0.3693 |
Level change after policy \(\beta_{2}\) | −8.6469 | 0.5452 | 0.57 | 0.5732 |
Trend change after policy \(\beta_{3}\) | 2.8654 | 0.6265 | 4.57 | < 0.0001 |