Table 1.
Full Sample | Whites | Blacks | |||
Women | Men | Women | Men | ||
(n = 3,684) | (n = 1,702) | (n = 1,452) | (n = 296) | (n = 234) | |
Age in years (SD) | 72 (5) | 72 (5) | 73 (6) | 72 (5) | 72 (5) |
Income (%) | |||||
< $12,000 | 10 | 10 | 3 | 40 | 15 |
$12,000–$24,999 | 25 | 27 | 21 | 25 | 33 |
$25,000–$34,999 | 33 | 32 | 29 | 19 | 30 |
≥ $35,000 | 25 | 23 | 32 | 9 | 16 |
Unknown | 7 | 8 | 5 | 7 | 6 |
Education (%) | |||||
Incomplete High School | 24 | 21 | 23 | 38 | 38 |
Complete High School or GED | 37 | 44 | 33 | 29 | 26 |
1–3 years College or Vocational | 15 | 16 | 15 | 14 | 15 |
4 Years College or More | 23 | 19 | 30 | 19 | 21 |
Neighborhood score | |||||
Median (25th,75th) | 2.8 (-0.9, 6.2) | 3.2 (0.0, 6.7) | 3.3 (0.0, 6.8) | -3.5 (-5.1, 0.3) | -3.2 (-5.4, 0.85) |
Incidence of mobility impairment (cases/100 person-years) | 10 | 11 | 9 | 15 | 11 |