Table 3: Unconditional univariable logistic regression model of the effect of race/ethnicity and other factors on the prevalence of diabetes mellitus in a large sample of community-based United States residents.

VariablesPrevalence odds ratio95% confidence intervalp

Race
 Non-Hispanic whites1.00ReferenceReference
 Non-Hispanic blacks1.451.30–1.62<0.001
 Hispanics0.980.87–1.090.68
Family income
 ≤$20,0001.00ReferenceReference
 >$20,0000.590.54–0.64<0.001
Insurance status
 Yes1.00ReferenceReference
 No1.000.88–1.140.950
Education
 <High school1.00ReferenceReference
 High school0.390.36–0.42<0.001
 Some college0.220.19–0.25<0.001
 ≥Bachelor’s degree0.200.17–0.24<0.001
Age
 ≤50 years1.00ReferenceReference
 >506.365.61–7.21<0.001
Body mass index
 Underweight1.00ReferenceReference
 Normal weight0.820.55–1.210.320
 Overweight1.681.13–2.490.010
 Obese4.082.76–6.04<0.001
Smoking
 No1.00ReferenceReference
 Yes1.901.63–2.22<0.001
Alcohol
 No1.00ReferenceReference
 Yes1.321.21–1.44<0.001
Physical activities
 No1.00ReferenceReference
 Yes0.670.60–0.74<0.001
Marital status
 Nonmarried1.00ReferenceReference
 Married0.890.82–0.960.004