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. Author manuscript; available in PMC: 2011 Nov 1.
Published in final edited form as: J Clin Epidemiol. 2010 Aug 5;63(11):1169–1178. doi: 10.1016/j.jclinepi.2009.11.021

Table 1. Demographical Characteristics.

Characteristics PROMIS
[Unweighted]
(N=11796)
PROMIS
[Weighted]
(N=2.18×108)
Census 2000
[SF4]
(N=2.18×108)
PROMIS:
sub-sample
(N=2196)
Age
 Mean (SD) 50 (18) 45 (17) 45 (18) 45 (17)
Age group, %
 18-29 16.9 22.5 22.5 22.4
 30-44 24.1 31.8 31.8 31.9
 45-59 25.9 24.1 24.1 24.1
 60-74 18.9 13.8 13.8 13.8
 75+ 14.3 7.7 7.7 7.6
Gender, %
 Male 45.0 48.3 48.3 48.3
 Female 55.0 51.7 51.7 51.7
Education, %
 Less than high school 2.8 20.3 20.3 2.5
 High school
diploma/GED
18.7 28.6 28.6 18.6
 More than high school 78.5 51.0 51.0 78.9
Race, %
 White 74.8 74.2 74.2 74.3
 Black 9.9 10.8 10.8 10.8
 Hispanic 12.7 10.5 10.5 10.5
 Other 2.6 4.4 4.4 4.4
Marital Status, %
 Married 57.7 57.3 57.4 55.4
 Widowed 6.1 7.0 7.0 4.5
 Divorced/Separated 12.2 12.6 12.6 11.4
 Never married/Living with
partner
24.1 23.1 23.1 28.7
Annual Family Income, %
 $0 to $19,999 10.3 15.1 15.1 11.0
 $20,000 to $49,999 35.2 34.9 34.8 32.9
 $50,000 to $99,999 37.5 34.8 34.8 39.3
 $100,000 and Over 17.0 15.2 15.3 16.9
Height (Inches), mean
(SD)
67 (4) 67 (4) - 67 (4)
Weight (Pounds), mean
(SD)
184 (48) 186 (51) - 186 (48)