Table 1.
Primary Health ABC Cohort.
| Health ABC 3MS | Health ABC DSST | ||||
|---|---|---|---|---|---|
| Health ABC Full Cohort | Slope > 0 | Slope ≤ 0 | Slope > 0 | Slope ≤ 0 | |
| N | 1598 | 939 | 658 | 886 | 708 |
| Age, mean ± SD | 73.7 ± 2.8 | 73.4 ± 2.8 | 74.2 ± 2.9 | 73.6 ± 2.8 | 73.9 ± 2.9 |
| % Female | 47.3% | 48.9% | 45.1% | 46.4% | 48.4% |
| Education, >12 years (%) | 53.4% | 60.6% | 43.2% | 51.7% | 55.9% |
| 3MS, mean ± SD | 93.0 ± 5.7 | 94.4 ± 4.9 | 90.9 ± 6.1 | 92.6 ± 6.2 | 93.5 ± 4.9 |
| DSST, mean ± SD | 40.9 ±12.0 | 43.7 ± 11.1 | 37.0 ± 11.9 | 37.4 ± 12.2 | ± 10.1 |
Abbreviations: DSST, Digit Symbol Substitution Test; 3MS, Modified Mini-Mental State Examination; N, number of participants; slope, cognitive trajectory slope (see Methods); SD, standard deviation.