Table 1.
Neither N = 8,693 | SN (No EA) N = 1,460 | EA N = 180 | |
---|---|---|---|
| |||
Age (yrs) mean (SD) | 73.3 (7.2) | 73.6 (6.6) | 73.1 (6.0) |
Men, number (%) | 3,480 (40.0) | 508 (34.8) | 43 (23.9) |
Black, number (%) | 5,056 (58.2) | 1,277 (87.5) | 163 (90.6) |
Education (yrs), mean (SD) | 12.4 (3.5) | 11.1 (3.4) | 10.9 (3.3) |
Income (range 0–10), mean (SD) | 5.5 (2.5) | 4.0 (2.0) | 4.2 (1.9) |
Medical conditions (range 0–8), number (%) | |||
Heart disease | 1,125 (12.9) | 237 (16.3) | 26 (14.4) |
Diabetes | 557 (6.4) | 178 (12.2) | 27 (15.0) |
Cancer | 1,577 (18.2) | 266 (18.2) | 27 (15.0) |
Hypertension | 4,352 (50.4) | 781 (53.8) | 92 (51.1) |
Stroke | 784 (9.0) | 176 (12.1) | 22 (12.2) |
Hip fracture | 296 (3.4) | 49 (3.4) | 4 (2.2) |
MMSE (range, 0–30), mean (SD) | 26.2 (5.3) | 24.9 (5.3) | 24.9 (4.8) |
Global cognition (range, −4.31 to 1.73), mean (SD) |
0.20 (0.83) | −0.09 (0.82) | −0.12 (0.77) |
Katz ADL impairment (range, 0–6), mean (SD) | 0.3 (1.1) | 0.4 (1.2) | 0.4 (1.0) |
Physical Performance (range, 0–15), mean (SD) | 10.3 (3.8) | 9.0 (3.8) | 8.9 (4.1) |
CESD (range, 0–10), mean (SD) | 1.5 (1.9) | 1.9 (2.2) | 1.9 (2.4) |
Social Network (range, 0–81), mean (SD) |
7.5 (6.4) | 6.9 (5.9) | 6.4 (5.4) |
Social Participation (range, 0–8), mean (SD) | 2.4 (1.7) | 2.1 (1.6) | 2.1 (1.6) |
MMSE = mini-mental status examination. global cognition = z scores of MMSE, East Boston Memory Test, East Boston Delayed Recall, and Symbol Digit Modality Test; physical performance test = chair stand, tandem stand, and measured walk. CESD = Centers for Epidemiological Study of Depression.