Table 1.
Participant characteristics at Baseline.
| Characteristic | |
|---|---|
| Number | 5145 |
| Average age (y) | 58.7 ± 6.9 |
| Number (%) Female | 3003 (59.5%) |
| Race/Ethnicity | |
| African American/Black (not Hispanic) | 803 (15.6%) |
| American Indian/Native American/Alaskan Native | 258 (5.0%) |
| Asian/Pacific Islander | 50 (1.0%) |
| White | 3246 (63.3%) |
| Hispanic | 677 (13.2%) |
| Other | 98 (1.9%) |
| Marital Status | |
| Never Married | 386 (7.5%) |
| Married/Marriage-like Relationship | 3461(67.3%) |
| Widowed | 359 (7.0%) |
| Divorced/Separated | 934 (18.2%) |
| Mean Body Mass Index (Kg/m2) | 36.0 ± 5.9 |
| Number (%) taking anti-depressant medications | 848 (16.5%) |
| Average Maximal MET value | 7.2 ± 2.0 |
| Average Maximal MET value (at 80% HR) | 5.2 ± 1.5 |
| Average SF-36 Physical Composite Score (PCS) | 47.9 ± 7.9 |
| Average SF-36 Mental Composite Score (MCS) | 54.0 ± 8.1 |
| Average Beck Depression Inventory II (BDI-II) Score | 5.7 ± 5.0 |
| Number (%) with BDI-II scores > 19 | 94 (1.8%) |
| SF-36 Subscale Scores | |
| Mean Physical Functioning | 48.5 ± 7.9 |
| Mean Physical Role Functioning | 50.2 ± 8.1 |
| Mean Bodily Pain | 50.7 ± 8.8 |
| Mean General Health | 47.2 ± 8.9 |
| Mean Vitality | 53.0 ± 9.0 |
| Mean Social Functioning | 52.2 ± 7.6 |
| Mean Emotional Role | 51.5 ± 7.9 |
| Mean Mental Health | 53.7 ± 8.0 |