TABLE 4.

Proportion of Blood Lead Grouping Comprised of a Particular Variable Subset

VariableBlood Lead Groupings (μg/dL)
<55–1010–20≥20
Race/ethnicity
 Non-Hispanic black (19%)14324365
 Mexican American (12%)1114118
 Non-Hispanic white (69%)75544626
Housing
 Pre-1946 (21%)16344156
 1946–1973 (39%)38433839
 1974 to present (40%)4624225
Health insurance
 Medicaid (39%)30607488
 Private insurance (73%)77636451
Poverty
 Below PIR41637388
 At or above PIR60382713
Region
 Northeast (16%)13253332
 Midwest (24%)22263651
 South (35%)3733239
 West (25%)291588
  • Numbers will not add up to 100% because of rounding.