Table 1

Demographic, medical, behavioral, and psychosocial characteristics of study participants

Characteristic

Integrated

Isolated


Demographic

Gender (% female)

75.0%

83.3%

Age (mean ± SD years)

57.5 ± 3.3

53.5 ± 1.5

Ethnicity

Anglo-American

62.5 %

33.3 %

African-American

25.0 %

66.7 %

Hispanic

12.5 %

0.0 %

Household income (mean ± SD × $10,000 yearly)

91.6 ± 39.2

42.5 ± 17.2

Marital status (% married)

63.5 %

50.0 %

Medical

Body mass index (mean ± SD)

31.8 ± 6.3

34.2 ± 7.5

Coronary artery disease (% diagnosed)

12.5 %

16.7 %

High blood pressure (% diagnosed)

50.0 %

66.7 %

Diabetes (% diagnosed)

12.5 %

33.3 %

Kidney disease (% diagnosed)

12.5 %

33.3 %

Liver disease (% diagnosed)

0.0 %

0.0 %

Respiratory disease (% diagnosed)

12.5 %

0.0 %

Anti-inflammatory medications (% prescribed)

25.0 %

33.3 %

Statin medications (% prescribed)

25.0 %

33.3 %

Anti-diabetic medications (% prescribed)

12.5 %

33.3 %

Beta-blocker medications (% prescribed)

12.5 %

33.3 %

Psychotropic medications (% prescribed)

12.5 %

16.7 %

Behavioral

Regular exercise (% reporting)

100.0 %

100.0 %

Alcohol consumption (mean drinks/week ± SD)

2.6 ± 4.1

1.8 ± 3.3

Smoking (% smokers)

0.0 %

0.0 %

Psychosocial

UCLA Loneliness (mean ± SD)

29.9 ± 5.1

46.0 ± 5.6

Depressive symptoms (CESD mean ± SD)

1.9 ± 2.8

15.3 ± 11.9

Stress (Perceived Stress Scale mean ± SD)

7.5 ± 6.6

15.8 ± 5.3

Hostility (Cook-Medley Hostility Inventory mean ± SD)

11.1 ± 7.0

17.2 ± 8.2


SD, standard deviation.

Cole et al. Genome Biology 2007 8:R189   doi:10.1186/gb-2007-8-9-r189

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