From: Longitudinal Research on Aging Drivers (LongROAD): study design and methods
Characteristic | Study Site | Total (n = 2990) No. (%) | ||||
---|---|---|---|---|---|---|
Ann Arbor, MI (n = 601) | Baltimore, MD (n = 588) | Cooperstown, NY (n = 601) | Denver, CO (n = 600) | San Diego, CA (n = 600) | ||
No. (%) | No. (%) | No. (%) | No. (%) | No. (%) | ||
Age, years | ||||||
65–69 | 203 (33.8) | 314 (53.4) | 232 (38.6) | 263 (43.8) | 231 (38.5) | 1243 (41.6) |
70–74 | 205 (34.1) | 171 (29.1) | 225 (37.4) | 219 (36.5) | 217 (36.2) | 1037 (34.7) |
75–79 | 193 (32.1) | 103 (17.5) | 144 (24.0) | 118 (19.7) | 152 (25.3) | 710 (23.7) |
Sex | ||||||
Male | 298 (49.6) | 278 (47.3) | 269 (44.8) | 292 (48.7) | 267 (44.5) | 1404 (47.0) |
Female | 303 (50.4) | 310 (52.7) | 332 (55.2) | 308 (51.3) | 333 (55.5) | 1586 (53.0) |
Race/Ethnicity | ||||||
White, non-Hispanic | 541 (90.0) | 403 (68.5) | 589 (98.0) | 519 (86.5) | 519 (86.5) | 2571 (86.0) |
Black, non-Hispanic | 25 (4.2) | 150 (25.5) | 2 (0.3) | 36 (6.0) | 5 (0.8) | 218 (7.3) |
Asian | 15 (2.5) | 9 (1.5) | 0 (0) | 7 (1.2) | 41 (6.8) | 72 (2.4) |
Hispanic | 8 (1.3) | 10 (1.7) | 8 (1.3) | 29 (4.8) | 28 (4.7) | 83 (2.8) |
Other | 12 (2.0) | 16 (2.7) | 2 (0.3) | 9 (1.5) | 7 (1.2) | 46 (1.5) |
Marital Status | ||||||
Married | 381 (63.4) | 324 (55.1) | 405 (67.4) | 383 (63.8) | 379 (63.2) | 1872 (62.6) |
Divorced | 103 (17.1) | 108 (18.4) | 62 (10.3) | 86 (14.3) | 84 (14.0) | 443 (14.8) |
Widowed | 76 (12.6) | 74 (12.6) | 98 (16.3) | 66 (11.0) | 64 (10.7) | 378 (12.6) |
Never married | 21 (3.5) | 41 (7.0) | 15 (2.5) | 23 (3.8) | 32 (5.3) | 132 (4.4) |
Other | 19 (3.2) | 38 (6.5) | 20 (3.3) | 28 (4.7) | 30 (5.0) | 135 (4.5) |
Unknown | 1 (0.2) | 3 (0.5) | 1 (0.2) | 14 (2.3) | 11 (1.8) | 30 (1.0) |
Education | ||||||
Less than high school | 5 (0.8) | 15 (2.6) | 26 (4.3) | 14 (2.3) | 2 (0.3) | 62 (2.1) |
High school | 42 (7.0) | 73 (12.4) | 107 (17.8) | 30 (5.0) | 22 (3.7) | 274 (9.2) |
Some college /Associate’s degree | 145 (24.1) | 154 (26.2) | 167 (27.8) | 129 (21.5) | 131 (21.8) | 726 (24.3) |
Bachelor’s degree | 152 (25.3) | 126 (21.4) | 121 (20.1) | 146 (24.3) | 153 (25.5) | 698 (23.3) |
Advanced degree | 257 (42.8) | 219 (37.2) | 178 (29.6) | 275 (45.8) | 292 (48.7) | 1221 (40.8) |
Unknown | 0 (0) | 1 (0.2) | 2 (0.3) | 6 (1.0) | 0 (0) | 9 (0.3) |
Household Income in the Previous Year | ||||||
≤ $20,000 | 23 (3.8) | 24 (4.1) | 46 (7.7) | 23 (3.8) | 18 (3.0) | 134 (4.5) |
$20,000–$49,999 | 142 (23.6) | 131 (22.3) | 184 (30.6) | 103 (17.2) | 81 (13.5) | 641 (21.4) |
$50,000–$79,999 | 149 (24.8) | 169 (28.7) | 158 (26.3) | 143 (23.8) | 100 (16.7) | 719 (24.0) |
$80,000–$99,999 | 89 (14.8) | 77 (13.1) | 78 (13.0) | 95 (15.8) | 92 (15.3) | 431 (14.4) |
≥ $100,000 | 177 (29.5) | 175 (29.8) | 109 (18.1) | 217 (36.2) | 281 (46.8) | 959 (32.1) |
Unknown | 21 (3.5) | 12 (2.0) | 26 (4.3) | 19 (3.2) | 28 (4.7) | 106 (3.5) |