Table 1.
Subject characteristics.
| Characteristic | Controls | AD |
|---|---|---|
| Number of subjects | 79 | 50 |
| Number of women (%) | 35 (44) | 27 (54) |
| Mean (SD) age at baseline (years) | 76.0 (4.9) | 75.1 (6.9) |
| Mean (SD) scan interval (days) | 389 (16) | 387 (13) |
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