Table 1 Baseline characteristics for the general health status (GHS) and physical functioning (PF) samples
| Â | N | Mean (SD)/ % | Missing rate | |||
|---|---|---|---|---|---|---|
| Â | GHS | PF | GHS | PF | GHS | PF |
Female | 2021 | 1641 | 59.77% | 59.72% | 0.00% | 0.00% |
Age | 2021 | 1641 | 81.05 | 80.76 | 0.00% | 0.00% |
| Â | Â | Â | (7.59) | (7.54) | Â | Â |
Race/Ethnicity | 1986 | 1616 | Â | Â | 1.73% | 1.52% |
 White |  | 55.99% | 55.88% |  | ||
 Black |  | 30.06% | 29.95% |  | ||
 Other |  | 3.98% | 4.02% |  | ||
 Hispanic |  | 9.97% | 10.15% |  | ||
Education attainment | 1977 | 1608 | Â | Â | 2.18% | 2.01% |
 < High school |  | 43.10% | 41.67% |  | ||
 High school |  | 24.73% | 25.12% |  | ||
 > High school |  | 32.17% | 33.21% |  | ||
# siblings | 2002 | 1629 | Â | Â | 0.94% | 0.73% |
 0 |  |  | 26.32% | 26.21% |  |  |
 1–3 |  |  | 51.80% | 51.75% |  |  |
 4 +  |  |  | 21.88% | 22.04% |  |  |
# children | 2021 | 1641 | Â | Â | 0.00% | 0.00% |
 0 |  |  | 9.60% | 8.78% |  |  |
 1–3 |  |  | 53.59% | 53.69% |  |  |
 4 +  |  |  | 36.81% | 37.54% |  |  |
Medicare drug coverage | 1858 | 1520 | 69.32% | 68.82% | 8.07% | 7.37% |
Medicaid | 1922 | 1568 | 27.63% | 28.19% | 4.90% | 4.45% |
Tricare | 1961 | 1595 | 4.49% | 4.95% | 2.97% | 2.80% |
Comorbidity | 1982 | 1611 | Â | Â | 1.93% | 1.83% |
 0 |  | 8.17% | 8.19% |  | ||
 1–3 |  | 63.62% | 63.63% |  | ||
 4+ |  | 28.20% | 28.18% |  | ||
Marital status | 2017 | 1638 | Â | Â | 0.20% | 0.18% |
 Never married |  |  | 5.26% | 4.88% |  |  |
 Married/live with a partner |  | 37.88% | 38.89% |  | ||
 Separated, divorced, widowed, never married |  | 56.87% | 56.23% |  | ||
Smoking regularly | 1535 | 1272 | 45.60% | 45.05% | 24.05% | 22.49% |
Self-report | 2021 | 1641 | 85.90% | – | 0.00% | 0.00% |
MCI | 2021 | 1641 | 38.69% | 40.28% | 0.00% | 0.00% |