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. Author manuscript; available in PMC: 2016 Jun 1.
Published in final edited form as: Endocrine. 2014 Nov 21;49(2):422–428. doi: 10.1007/s12020-014-0482-9

Table 1. Sample demographic characteristics (n=602).

% or Mean ± standard deviation
Overall African American White p-value

Continuous Variables
Age 61.5 ± 10.9 59.86 ± 11.14 64.67 ± 9.64 <0.001
Number of Years in School 13.4 ± 2.9 12.99 ± 2.57 14.26 ± 3.19 <0.001
Number of Hours Worked per 12.3 ± 18.9 13.57 ± 19.73 9.74 ± 17.04 0.019
Duration of Diabetes 12.3 ± 9.2 11.94 ± 9.11 12.93 ± 9.31 0.210
Charlson Comorbidity Score 25.7 ± 2.2 25.63 ± 2.28 25.87 ± 2.16 0.214
Race Discrimination 1.32 ± 0.63 1.44 ± 0.72 1.09 ± 0.30 <0.001
Categorical Variables
Gender
 Female 38.7 46.9 22.7 <0.001
Race/Ethnicity
 African American/Black 66.3 -- --
Annual Household Income <0.001
 <$10,000 20.1 26.4 7.7
 $10,000-$14,999 11.5 13.5 7.7
 $15,000-$19,999 10.3 10.6 9.7
 $20,000-$24,999 10.1 10.4 9.7
 $25,000-$34,999 14.8 16.8 10.7
 $35,000-$49,999 13.4 9.1 21.9
 $50,000-$74,999 10.3 9.3 12.2
 $75,000+ 9.5 3.9 20.4
Marital Status <0.001
 Never Married 11.3 13.5 6.9
 Married 49.3 42.5 62.6
 Separated/Divorce 28.3 31.7 21.6
 Widowed 11.1 12.3 8.9
Site
 VA Medical Center 48.2 46.6 51.2 0.284
Health Status 0.171
 Excellent 1.3 1.0 2.0
 Very Good 12.0 11.3 13.3
 Good 38.9 37.1 42.4
 Fair 38.2 41.6 31.5
 Poor 9.6 9.0 10.8
*

p-values are for African American vs. White comparisons