Table 1.
Baseline Characteristics and Survival Time for the Full Sample and by Dementia Outcome
| Total | No dementia | Dementia | |
|---|---|---|---|
| N | 8,021 | 6,637 (82.7%) | 1,384 (17.3%) |
| Age, years | 60.26 (10.10) | 58.38 (9.34) | 69.29 (8.66) |
| Age range | 45–93 | 45–90 | 45–93 |
| Women | 4,369 (54.5%) | 3,453 (52%) | 916 (66.2%) |
| Men | 3,652 (45.5%) | 3,184 (48%) | 468 (33.8%) |
| College or higher | 843 (10.5%) | 803 (12.1%) | 40 (2.9%) |
| Hypertension | 2,137 (26.6%) | 1,616 (24.4%) | 521 (37.6%) |
| Diabetes | 917 (11.4%) | 695 (10.5%) | 222 (16%) |
| Heart-related disease | 381 (4.8%) | 270 (4.1%) | 111 (8%) |
| ADL, 0–7 | 0.05 (0.46) | 0.03 (0.36) | 0.14 (0.75) |
| Exercise | 3,274 (40.8%) | 2,880 (43.4%) | 394 (28.5%) |
| Current smokers | 1,597 (19.9%) | 1,392 (21%) | 205 (14.8%) |
| Social contact, 1–10 | 7.71 (2.73) | 7.72 (2.69) | 7.66 (2.91) |
| Depressive symptoms, 0–10 | 1.33 (1.58) | 1.28 (1.49) | 1.59 (1.94) |
| Life satisfaction, 0–100 | 63.31 (20.33) | 64.33 (20.02) | 58.42 (21.05) |
| Cognitive functioning, 18–30 | 26.74 (3.20) | 27.32 (2.77) | 23.95 (3.63) |
| Survival time, years | 9.50 (3.61) | 10.19 (3.25) | 6.17 (3.43) |
| Survival time, range | 2–12 | 2–12 | 2–12 |
Note: ADL = activities of daily living (functional limitations).