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Table 1 Demographic, medical, behavioral, and psychosocial characteristics of study participants

From: Social regulation of gene expression in human leukocytes

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
  1. SD, standard deviation.