Table 1.

Demographic information on population, median income, cost-of-living index, and poverty rate in the two research sites

	Site 1	Site 2
Total populationa	90,200	90,500
% non-Hispanic whitea	66%	83%
Median per capita incomea	$69,000	$23,900
Cost-of-living indexb	157.9	92.9
% children living below federal poverty levela,c	5.3%	22.9%

^aU.S. Census 2010 for the catchment area from which participants are recruited

^bCost-of-living index as compared to U.S. average of 100 (Source: city-data.com)

^c2010 Federal poverty level = $22,050 for family of four (U.S. Department of Health and Human Services)