Table 1.

Demographic and socioeconomic characteristics of the Philadelphia Lead Safe Homes Study cohort

^aP-values reported are two-tailed and refer to significance of Chi-square tests comparing SEG and MEG study arms.

^bTwo-tailed p-value for parametric t-test comparing SEG and MEG study arm means (skewness statistic: –0.15)

^cTwo-tailed p-value for Mann-Whitney U test comparing SEG and MEG study arm means

SEG = standard education group

MEG = maintenance education group

CHIP = Children's Health Insurance Program

TANF = Temporary Assistance for Needy Families

WIC = Special Supplemental Nutrition Program for Women, Infants, and Children

PHA = Philadelphia Housing Authority

SSDI = Social Security Disability Insurance

SD = standard deviation