Table 1. Characteristics of the analyzed sample, 2005-2006 NHANES (N=2530).

Variable	Point Estimate	95% CI
Age, mean years	46.2	44.5-47.9
Gender, % female	50.8
Behavioral Index, mean	2.2	2.0-2.3
Socioeconomic Index, mean	3.2	3.1-3.3
Biological Index, mean	3.2	3.0-3.3
Depression, %	4.1
PSBB Index, mean	9.5	9.3-9.7

Abbreviations: NHANES, National Health and Nutrition Examination Survey; PSBB, psycho-socioeconomic bio-behavioral.