Table A3.
Regression coefficient and relative risks (hierarchical model) from the sensitivity analysis of prior distributions
| Variable | Main priors* | Alternative priors** | ||
|---|---|---|---|---|
| Regression coefficient*** | 95% Credible interval | Regression coefficient*** | 95% Credible interval | |
| Capacity (exponent) | 1·098 | 1·09, 1·10 | 1·098 | 1·09, 1·11 |
| Travel time (exponent) | 4·13 | 4·12, 4·14 | 4·13 | 4·12, 4·14 |
| CT variable | Relative risk***, † | 95% Credible interval | Relative risk***, † | 95% Credible interval |
|---|---|---|---|---|
| New immigrant | 0·936 | 0·913, 0·959 | 0·938 | 0·915, 0·961 |
| Poverty | 0·918 | 0·893, 0·946 | 0·917 | 0·891, 0·943 |
| Official languages | 1·034 | 1·012, 1·059 | 1·035 | 1·012, 1·058 |
| MVC variable | Relative risk***, † | 95% Credible interval | Relative risk***, † | 95% Credible interval |
|---|---|---|---|---|
| Material deprivation | 0·649 | 0·645, 0·654 | 0·649 | 0·645, 0·654 |
| Violent crime rate | 0·917 | 0·915, 0·918 | 0·917 | 0·915, 0·918 |
| Residential density | 0·663 | 0·660, 0·666 | 0·663 | 0·660, 0·666 |
*
Main priors: intercept: non-informative; regression coefficients N(0, 1000); inverse variances gamma(0·1, 0·0001).
**
Alternative priors: intercept: non-informative; regression coefficients N(0, 10); inverse variances gamma(0·01, 0·0001).
***
Hierarchical model adjusting for driving time, clinic capacity, proportion age ≤4 years, proportion of males and unmeasured CT variables (CT random effects).