Table 1:
Description of the SHIP sample included in this study (n = 1472)
| Characteristic | SHIP-2 | SHIP-TREND | SHIP-2 and SHIP-TREND (Analysis Sample) |
|---|---|---|---|
| Age (median) (SD) (yr) | 56.3 (12.2) | 51.1 (13.4)a | 53.3 (13.0) |
| Education (No.) (%) | |||
| <8 yr | 137 (18.4) | 77 (10.6)a | 214 (14.5) |
| 8–10 yr | 430 (57.8) | 415 (57.0)a | 845 (57.4) |
| >10 yr | 177 (23.8) | 236 (32.4)a | 413 (28.1) |
| APOE genotype: at least 1 ϵ4 allele (No.) (% positive) | 145 (19.5) | 177 (24.3)a | 322 (21.9) |
| Female sex (No.) (%) | 399 (53.6) | 421 (57.8) | 820 (55.7) |
| Verbal Learning and Memory Test (mean) (SD) | 8.6 (3.0) | ||
| Nuremberg Age Inventory (mean) (SD) | 11.2 (2.5) |
a
Significant difference at P <.05.