Table 2.
Comparison of Participant Characteristics, Full Sample vs. Working Subsample.
| Full Sample | Working Subsample | Differences | |
|---|---|---|---|
| % or M (SD) | % or M (SD) | p * | |
| Demographics | |||
| Sex | |||
| Female | 67.1 | 64.0 | .471 |
| Male | 32.9 | 36.0 | .471 |
| Age (years) | 53.70 (10.35) | 51.97 (9.16) | .022 |
| Education | |||
| No HS degree & no GED | 16.9 | 16.0 | .853 |
| HS degree/GED | 29.3 | 28.7 | .936 |
| Some college | 34.2 | 33.3 | .890 |
| Bachelor’s degree | 19.6 | 22.0 | .524 |
| Health | |||
| Tobacco use | 31.6 | 32.7 | .847 |
| Body mass index (BMI) (kg/m2) | 32. 75 (8.49) | 32.64 (8.22) | .875 |
| Normal (BMI < 25) | 14.7 | 14.0 | .899 |
| Overweight (BMI 25–29.9) | 28.4 | 28.7 | 1.000 |
| Obese (BMI ≥ 30) | 56.9 | 57.3 | .980 |
| Health conditions | |||
| High blood pressure | 46.7 | 43.3 | .456 |
| Diabetes | 36.4 | 36.7 | 1.000 |
| Cardiovascular condition | 47.6 | 45.3 | .635 |
| Central nervous system medication | 51.6 | 47.3 | .335 |
| Depression | 34.7 | 30.7 | .341 |
| Chronic discrimination measures | |||
| Lifetime discrimination | 3.01 (2.84) | 2.93 (2.74) | .710 |
| Daily discrimination | 1.65 (.71) | 1.66 (.72) | .814 |
| Chronic job discrimination | 1.69 (.65) | 1.69 (.65) | .983 |
| Perceived inequality at work | 1.93 (.65) | 1.93 (.65) | 1.000 |
| Inflammatory biomarkers | |||
| Total inflammatory burden | 1.94 (1.35) | 1.84 (1.28) | .292 |
| C-reactive protein (CRP), top quartile | 39.1 | 40.7 | .757 |
| interleukin-6 (IL-6), top quartile | 42.2 | 38.7 | .427 |
| fibrinogen, top quartile | 44.0 | 40.0 | .366 |
| E-selectin, top quartile | 37.8 | 34.7 | .479 |
| Intercellular adhesion molecule (ICAM), top quartile | 32.0 | 30.0 | .662 |
| Total N | 225 (100.0%) | 150 (66.7%) |
Note. HS = high school; GED = Graduate Equivalency Degree.
*
Bold test indicates p <.10.