Table 1.
Characteristics of the study population (n=12,630)
| Covariates | Has Cognitive Impairment (n=991) | No cognitive impairment (n=11,639) | ||
|---|---|---|---|---|
| n | Weighted %1 (95% Confidence Interval) | n | Weighted % (95% Confidence Interval) | |
| Age | ||||
| 65–74 | 371 | 35.4 (32.4, 38.4) | 7110 | 60.7 (59.8, 61.6) |
| 75–84 | 340 | 34.9 (31.9, 37.9) | 3416 | 29.6 (28.8, 30.4) |
| ≥85 | 280 | 29.7 (26.9, 32.6) | 1113 | 9.7 (9.2, 10.3) |
| Sex | ||||
| Male | 389 | 38.2 (35.2, 41.2) | 4851 | 41.6 (40.7, 42.5) |
| Female | 602 | 61.8 (58.8, 64.8) | 6788 | 58.4 (57.5, 59.3) |
| Race | ||||
| White | 670 | 73.3 (70.6, 76.1) | 8965 | 79.1 (78.3, 79.8) |
| Black | 135 | 11.2 (9.3, 13.2) | 1220 | 9.4 (8.9, 10.0) |
| Hispanic | 121 | 10.6 (8.7, 12.5) | 901 | 7.5 (7.1, 8.0) |
| Other Race | 65 | 4.9 (3.5, 6.2) | 553 | 4.0 (3.6, 4.4) |
| % of Poverty Line (imputed) | ||||
| <100% | 204 | 19.8 (17.4, 22.3) | 1092 | 8.9 (8.4, 9.4) |
| 100–199% | 292 | 28.3 (25.5, 31.1) | 2691 | 22.1 (21.3, 22.8) |
| 200–299% | 176 | 18.3 (15.9, 20.7) | 2205 | 18.9 (18.2, 19.6) |
| 300–399% | 119 | 12.7 (10.6, 14.7) | 1625 | 13.9 (13.3, 14.6) |
| >400% | 200 | 21.0 (18.4, 23.5) | 4026 | 36.2 (35.3, 37.1) |
| Education | ||||
| Less than high school | 224 | 21.1 (18.5, 23.6) | 1348 | 11.0 (10.4, 11.5) |
| High school graduate | 258 | 26.4 (23.7, 29.2) | 2732 | 23.0 (22.3, 23.8) |
| Some college | 257 | 27.1 (24.3, 29.8) | 3384 | 28.5 (27.7, 29.3) |
| College graduate | 252 | 25.4 (22.7, 28.1) | 4175 | 37.5 (36.6, 38.3) |
| Living arrangement | ||||
| Lives alone | 499 | 52.2 (49.0, 55.3) | 5468 | 46.8 (45.9, 47.7) |
| Lives with others | 492 | 47.8 (44.7, 51.0) | 6171 | 53.2 (52.3, 54.1) |
| Stroke history | ||||
| Had a stroke | 224 | 22.4 (19.8, 25.0) | 778 | 6.8 (6.3, 7.2) |
| Never had a stroke | 767 | 77.6 (75.0, 80.2) | 10861 | 93.2 (92.8, 93.7) |
| Heart attack history | ||||
| Had a heart attack | 146 | 15.2 (12.9, 17.4) | 1021 | 8.4 (7.9, 8.9) |
| Never had a heart attack | 845 | 84.8 (82.6, 87.1) | 10618 | 91.6 (91.0, 92.1) |
1
Survey weights in the National Health Interview Survey have been used to obtain the weighted percentages.