Table 1

Comparison of final TCWS sample characteristics and 2000 U.S. Census Data

All Subjects

Sample
 Census
 Ratio

% Female
 64.81
 50.94
 1.27
% aged 25–34
 19.63
 23.67
 0.83
% aged 35–44
 27.31
 26.40
 1.03
% aged 45–54
 24.47
 21.19
 1.15
% aged 55–64
 16.22
 12.41
 1.31
% aged 65–74
 8.82
 8.69
 1.01
% aged 75+
 3.56
 7.63
 0.47
% Caucasian
 81.21
 76.26
 1.06
% College*
 28.90
 30.59
 0.94
% Married*
 58.87
 51.84
 1.14
HH Income, $1 k*
 47.41
 50.01
 0.95
% Own Home*
 75.28
 66.30
 1.14




Mean Ratio

1.03
Max Ratio

1.31
Min Ratio

0.47

* Comparisons with block-group level data

Oakes et al. Epidemiologic Perspectives & Innovations 2007 4:16   doi:10.1186/1742-5573-4-16