Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Clinical and demographic characteristics of male and female children
| Males 121/252 (48%) |
Females 131/252 (52%) |
|
|---|---|---|
| Time 1 mean BLL (SD) | 2.8 (1.6) | 2.5 (1.2) |
| Time 2 mean BLL (SD) | 2.5 (2.1) | 2.2 (1.2) |
| Aggregate BLL (BLL) µg/dL mean (SD) | 2.7 (1.5) | 2.4 (1.0) |
| Age mean (SD) | 7.9 (1.7) | 8.1 (1.8) |
| Hispanic | 116/121 (96%) | 127/131 (97%) |
| Housing built before 1974 | 110/121 (91%) | 122/131 (93%) |
| Household income < 20K, mean family size 4.6 | 113/121 (93%) | 121/131 (92%) |
