Table 1.
Characteristics of TB cases in the three study counties.
| Geographic area | TB Cases in US-Born African Americansa | TB Rate per 100,000, US-Born African Americansb | TB Rate Ratio, US-Born African Americans/US-Born Whites | Percent of Population in Rural Area |
|---|---|---|---|---|
| Montgomery County, NC | 10 | 179.1 | - | 82.2 |
| DeKalb County, GA | 25 | 7.5 | 15 | 0.3 |
| Davidson County, TN | 22 | 15.4 | 3.3 | 4.5 |
a
Number of cases in each county provided by each state TB control program at the time of study design.
b
Rate denominators and percent of the county population residing in a rural area from US Census data [33].