Table 1.

Number of children in study Zones 1–3 (predicted high, moderate and low soil lead levels) found in the three categories of blood lead levels (undetectable, detectable, and reportable).

Zones of Lead Distribution in Topsoil	No. of Children with BLLs <3.3 µg/dL	No. of Children with BLLs 3.3–4.9 µg/dL	No. of Children with BLLs ≥5 µg/dL (Reportable)	Total Number of Children
Zone 1 (>200 mg/kg)	25 (69.4%)	6 (16. 7%)	5 (13.9%)	36
Zone 2 (100–199 mg/kg)	55 (63.2%)	24 (27.6%)	8 (9.1%)	87
Zone 3 (<100 mg/kg)	98 (83.7%)	14 (12.0%)	5 (4.3%)	117
Total number of children	178	44	18	240