Table 2.
Estimation results of the models on mobility changes over time and the association between the changes and time-invariant covariates (Wave 1: March–June).
| Model 1 | Model 2 | Model 3 | |
|---|---|---|---|
| Intercept | |||
| Intercept | 6.737*** (0.078) |
4.074*** (0.064) |
11.522*** (0.546) |
| Democrats | – | – | −2.076*** (0.158) |
| % Below-Poverty | – | – | 0.115*** (0.009) |
| Ln COVID-19 Severity | – | – | 0.470*** (0.055) |
| Restriction Policy Level | – | – | −0.085*** (0.008) |
| Ln Population Density | – | – | −0.487*** (0.046) |
| Pre-knot | |||
| Pre-knot slope | – | −3.207*** (0.036) |
−5.229*** (0.352) |
| Democrats | – | – | 0.022 (0.102) |
| % Below-Poverty | – | – | 0.037*** (0.006) |
| Ln COVID-19 Severity | – | – | −0.299*** (0.035) |
| Restriction Policy Level | – | – | −0.020*** (0.005) |
| Ln Population Density | – | – | 0.230*** (0.029) |
| Post-knot | |||
| Post-knot slope | – | 2.482*** (0.024) |
4.299*** (0.224) |
| Democrats | – | – | −0.147* (0.065) |
| % Below-Poverty | – | – | −0.024*** (0.004) |
| Ln COVID-19 Severity | – | – | 0.054* (0.022) |
| Restriction Policy Level | – | – | −0.002 (0.003) |
| Ln Population Density | – | – | −0.309*** (0.019) |
| Model fit indices | |||
| AIC | 55,168.08 | 42,171.04 | 40,722.09 |
| BIC | 55,189.88 | 42,243.68 | 40,903.70 |
| -2LL | 55,162.08 | 42,151.04 | 40,672.08 |
Notes: * denotes p < 0.05; *** denotes p < 0.001. Standard errors in parenthesis. Model 1: no-growth model; Model 2: nonlinear spline growth model; Model 3: nonlinear spline growth model with one-knot point and time-invariant covariates.