Table 3.
Spatial Difference in Difference (DID) analysis using a spatial regression (spatial error model) framework for 7-day average per-capita outflows to other public health regions during the 7 days before and after the intervention on July 17, 2020 in Ontario, Canada (targeting 10 Public Health Regions). Mobility outflows and socio-economic covariates calculated at the aggregate dissemination area (ADA) level (n = 1523).
| Covariate | DID 1 |
DID 2 |
||||
|---|---|---|---|---|---|---|
| Β | SE | p | β | SE | p | |
| Intercept | 925 | 32.1 | <0.001 | 1109 | 33.1 | <0.001 |
| Intervention Period (P) | 37.9 | 45.4 | 0.404 | 38.0 | 41.9 | 0.363 |
| Intervention Region (R) | −104 | 39.1 | 0.007 | −32.5 | 39.1 | 0.406 |
| Period:Region (P*R) | 25.2 | 55.3 | 0.649 | 24.9 | 50.8 | 0.624 |
| Distance to Boundary | −12.1 | 0.698 | <0.001 | |||
| Economic Dependency | 101 | 18.3 | <0.001 | |||
| Ethno-Cultural Index | −174 | 14.1 | <0.001 | |||
| Residential Instability | −180 | 16.0 | <0.001 | |||
| Population Density | 37.0 | 13.5 | 0.006 | |||
| AIC (AIC for LM) λ = SAC | 47894 | (47931) | λ = 0.282 | 47343 | (47386) | λ = 0.293 |