Table 3
Relative odds of acute myocardial infarction among cases and controls (n = 14 842)
| Odds ratio* (95% CI) | ||
| Traffic particles | Cumulative traffic | |
| Model | ||
| Adjusted for matching factors | 1.14 (1.09 to 1.21) | |
| Fully adjusted† | 1.10 (1.04 to 1.16) | |
| Fully adjusted†+cumulative traffic | 1.09 (1.03 to 1.15) | 1.05 (1.02 to 1.07) |
| Sensitivity analysis adjusting for spatial dependence‡ | ||
| Block group | ||
| Adjusted for matching factors | 1.21 (1.08 to 1.35) | |
| Fully adjusted† | 1.16 (1.03 to 1.30) | |
| Fully adjusted†+cumulative traffic | 1.14 (1.01 to 1.27) | 1.06 (1.03 to 1.09) |
| Census tract | ||
| Adjusted for matching factors | 1.07 (0.93 to 1.23) | |
| Fully adjusted† | 1.04 (0.91 to 1.20) | |
| Fully adjusted†+cumulative traffic | 1.01 (0.88 to 1.16) | 1.06 (1.03 to 1.10) |
-
*Per interquartile range change in natural log predicted traffic particles (1E-5 m−1) and natural log of cumulative traffic within 100 m buffer of residence.
-
†Adjusted for age, section of study area, sex, percentage block group residents living below the poverty line, and PM2.5 point source emissions density.
-
‡Block groups or census tracts included as random intercepts.
