Socioeconomic Measures for Persons Residing in Census Tracts With Infant Meningococcal Disease Cases Compared With All US Census Tracts and Census Tracts in Participating ABCs Areas, 2006–2010 American Community Survey 5-Year Estimates

Case Census Tracts, MedianUnited States, All Census TractsParticipating ABCs Area Census Tracts
Persons aged ≥16 who are unemployed, %
Median household income$41 831$51 914$55 815
Households with income <$25 000, %29.123.520.7
Households with income ≥$200 000, %
All persons living below US poverty line, %15.313.812.0
Persons aged ≥25 y with less than a high school education, %13.414.913.6
Persons aged ≥25 y with a Bachelor’s degree or higher, %17.827.927.8
homes worth ≥$500 000, %1.712.510.5
Homes worth ≥$750 000, %
All households containing >1 person per room, %
Census tract population living in a rural area, %022.419.0
GINI indexa of income inequality0.4050.4670.425
  • a A measurement of the income distribution of a country's residents. This number, which ranges between 0 and 1 and is based on residents' net income, helps define the gap between the rich and the poor, with 0 representing perfect equality and 1 representing perfect inequality.