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. Author manuscript; available in PMC: 2009 Jul 1.
Published in final edited form as: Contemp Clin Trials. 2007 Nov 22;29(4):478–481. doi: 10.1016/j.cct.2007.11.003

Table 1. Demographics of Research sites.

Tennessee Pennsylvania
Nashville Dauphin County
Total Population 553,988 254,176
Female population 284,322 132,420
% White 64.4 75.5
% African American 28.6 17.4
% Age 25+ high school graduate 84.7 88.2

2006 American Community Survey: http://factfinder.census.gov