Table 1.
Individual-level demographic characteristics of 93,162 children aged 0–72 months living in 20 counties in or near the Atlanta Metropolitan Statistics area who had a valid venous blood lead test in the years 2010–2018, by BLL category.
| Individual-Level Variables |
Total | BLLs < 2 µg/dL (n = 38,265) 41.1% |
BLLs 2 to <5 µg/dL (n = 52,739) 56.6% |
BLLs ≥ 5 µg/dL (n = 2158) 2.3% |
|---|---|---|---|---|
| Frequency (%) | Frequency (%) | Frequency (%) | ||
| Age | ||||
| 0–24 months | 50,993(54.7) | 22,292(58.3) | 27,719(52.6) | 982(45.5) |
| 25–72 months | 42,169(45.3) | 15,973(41.7) | 25,020(47.4) | 1176(54.5) |
| Gender | ||||
| Female | 45,268(48.7) | 18,665(48.8) | 25,577(48.6) | 1026(47.7) |
| Male | 47,782(51.4) | 19,564(51.2) | 27,092(51.4) | 1126(52.3) |
| Race | ||||
| Black | 31,731(34.6) | 19,049(49.9) | 12,073(23.5) | 609(28.5) |
| White | 9049(9.9) | 5308(13.9) | 3548(6.9) | 193(9.0) |
| Other | 10,248(11.2) | 6302(16.5) | 3542(6.9) | 404(18.9) |
| Unknown | 40,669(44.3) | 7518(19.7) | 32,222(62.7) | 929(43.5) |
| Black | 31,731(34.6) | 19,049(49.9) | 12,073(23.5) | 609(28.5) |
| White | 9049(9.9) | 5308(13.9) | 3548(6.9) | 193(9.0) |
| Other | 10,248(11.2) | 6302(16.5) | 3542(6.9) | 404(18.9) |
| Unknown | 40,669(44.3) | 7518(19.7) | 32,222(62.7) | 929(43.5) |
| Medicaid status | ||||
| No | 24,472(26.3) | 10,629(27.8) | 13,150(24.9) | 693(32.1) |
| Yes | 68,690(73.7) | 27,636(72.2) | 39,589(75.1) | 1465(67.9) |
| Place of residence status | ||||
| Rural | 334(0.4) | 132(0.4) | 191(0.4) | 11(0.5) |
| Sub-urban | 71,877(77.3) | 30,169(78.9) | 39,957(75.9) | 1751(81.6) |
| Urban | 20,835(22.4) | 7941(20.8) | 12,509(23.8) | 385(17.9) |