Table 1 Descriptive statistics of study variables
| Dependent Variable | Mean | Standard Deviation |
|---|---|---|
|
Total age-adjusted mortality rate per 100,000 for non- cancer causes | 658.3 | 112.2 |
| Age-adjusted all-cancer mortality rate per 100,000 | 197.6 | 29.4 |
| Age-adjusted kidney disease mortality rate per 100,000 | 17.6 | 7.3 |
| Independent Variables | ||
| Log of non-weighted, onsite non-carcinogenic discharges | 2.59 | 2.82 |
| Log of non-weighted, onsite carcinogenic discharges | 0.22 | 0.89 |
|
Log of toxicity-weighted, onsite non-carcinogenic discharges | 5.69 | 4.82 |
| Log of toxicity-weighted, onsite carcinogenic discharges | 2.36 | 5.15 |
|
Log of toxicity-weighted, local and upstream non- carcinogenic discharges | 1.29 | 1.90 |
|
Log of toxicity-weighted, local and upstream carcinogenic discharges | 1.58 | 2.80 |
| Covariates | ||
| Percent adults aged 25+ with college or more education | 16.5 | 7.8 |
| Adult smoking rate | 21.8 | 4.3 |
| Adult obesity rate | 28.9 | 3.7 |
| Primary care physicians per 1,000 population | 0.4 | 0.3 |
| Poverty rate | 15.1 | 6.2 |
| Percent African American | 8.9 | 14.6 |
| Percent Native American | 1.6 | 6.4 |
| Percent Hispanic | 6.2 | 12.0 |
| Percent Asian American | 0.8 | 1.6 |
| Percent other non-White race | 2.6 | 4.8 |
| Percent White | 84.7 | 16.1 |
| Percent metropolitan county | 35.2 | 47.8 |
| Percent non-metropolitan, adjacent county | 46.7 | 49.9 |
| Percent non-metropolitan, non-adjacent | 18.1 | 38.5 |