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Demographic Characteristics of National Sample (n = 502)
| Female | 339 (67.5%) |
| White, non-Hispanic | 408 (82.3%) |
| Mean age (+SD) | 51.1 (+18.0) |
| Some college education | 286 (57.8%) |
| Income greater than $40,000 | 201 (40.7%) |
| Median time with physician | 6 yrs. |
| At least good physical health | 427 (85.6%) |
| At least good mental health | 472 (94.6%) |
