Unique case identifier
Stratum identifier
Primary sampling unit
Region
SMSA type
Location (stand office ID)
Number of people in household
Sex
Race
Age (years)
Height (cm)
Weight (kg)
Systolic blood pressure
Diastolic blood pressure
Serum cholesterol (mg/dL)
Serum triglycerides (mg/dL)
High-density lipids (mg/dL)
Hemoglobin (g/dL)
Hematocrit (%)
Total iron bind. cap. (mcg/dL)
Serum iron (mcg/dL)
Health status
Prior heart attack
Diabetes status
Size of place
Sampling weight (except lead)
Sampling weight for lead
Mean corpuscular volume (fL)
Transferrin saturation (%)
Serum albumin (g/dL)
Serum vitamin C (mg/dL)
Serum zinc (mcg/dL)
Serum copper (mcg/dL)
Erythrocyte porphyrin (mcg/dl)
Lead (mcg/dL)
# in household or 5 if #>=5
Rural
log(lead)
Age group
High lead level
Body mass index (BMI)
High blood pressure