Table 1 Demographic composition of studies 1 – 3
|  | Study 1 (N = 502) | Study 2 (N = 298) | Study 3 (N = 298) |
|---|---|---|---|
Age | |||
 Range | 18–84 | 18–85 | 18–91 |
 Mean (SD) | 45.00 (15.85) | 45.76 (16.19) | 44.20 (15.76) |
Gender | |||
 Men | 241 | 140 | 138 |
 Women | 253 | 155 | 152 |
 Other | 8 | 3 | 8 |
Ethnicity | |||
 White | 357 | 213 | 219 |
 Hispanic or Latino/a | 30 | 19 | 17 |
 Black or African American | 69 | 40 | 37 |
 Asian | 37 | 17 | 18 |
 Other | 9 | 9 | 7 |
Education | |||
 Some high school | 6 | 2 | 3 |
 High school graduate | 61 | 40 | 32 |
 Some college | 114 | 64 | 72 |
 Associate degree | 55 | 37 | 27 |
 Bachelor's degree | 179 | 109 | 110 |
 Master's degree | 64 | 41 | 46 |
 Doctoral degree | 23 | 5 | 8 |
Annual income (USD) | |||
 Less than $50,000 | 273 | 188 | 161 |
 $50,000–99999 | 156 | 78 | 93 |
 $100,000–149999 | 39 | 17 | 27 |
 $150,000 or more | 21 | 6 | 10 |
 Prefer not to say | 13 | 9 | 7 |