Table 1.
Study sample characteristics.
| Characteristics | 45 to 65 years, n (%)a | 66 to 75 years, n (%) | 76 to 85 years, n (%) | ||
| Sex | |||||
| Male | 1905 (46.9) | 1286 (45.7) | 1161 (45) | ||
| Female | 2258 (53.1) | 1370 (54.3) | 1025 (55) | ||
| Race/ethnicity | |||||
| White non-Hispanic | 2419 (58.6) | 1867 (71.9)b | 1541 (73.4)b | ||
| Black | 359 (7.7) | 175 (6.1) | 141 (6.4) | ||
| Hispanic | 584 (13.8) | 206 (6.9) | 219 (8.8) | ||
| Filipino | 250 (5.9) | 148 (5.2) | 99 (3.9) | ||
| East Asian | 349 (8.4) | 148 (5.4) | 121 (4.9) | ||
| Other Asian | 91 (2.8) | 49 (2.2) | 24 (0.7) | ||
| Other | 111 (2.7) | 63 (2.2) | 41 (1.9) | ||
| Education | |||||
| No college | 921 (22.2) | 633 (21.5) | 765 (38.4)b,c | ||
| < High school graduate | 112 (2.5) | 106 (3.2) | 174 (9.1) | ||
| High school graduate | 809 (19.7) | 527 (18.3) | 591 (29.3) | ||
| Some college/AA degree | 1481 (35.2) | 910 (35.3) | 675 (29.5) | ||
| College graduate (Bachelor’s degree or higher) | 1739 (42.6) | 1087 (43.2) | 724 (32.1)b,c | ||
| Household income (US$) | |||||
| ≤$25,000 | 336 (8.1) | 325 (12.0)b | 428 (24.5)b,c | ||
| $25,000-$35,000 | 216 (4.9) | 269 (10.7) | 275 (14.4) | ||
| $35,001-$50,000 | 434 (10.2) | 368 (14.6) | 368 (19.8) | ||
| $50,001-$65,000 | 406 (9.9) | 281 (11.6) | 263 (12.5) | ||
| $65,001-$80,000 | 482 (12.2) | 323 (13.6) | 216 (10.2) | ||
| $80,0001-$100,000 | 601 (14.9) | 312 (13.9) | 172 (8.5) | ||
| >$100,000 | 1499 (39.9) | 548 (23.6)b | 225 (10.1)b,c | ||
an: unweighted count; %: percentage of age group with this characteristic based on weighted survey data.
bSignificantly (P<.001) different from ages 45 to 65 years.
cSignificantly (P<.001) different from ages 66 to 75 years.