Table 1:
Summary of TADPOLE datasets D1–D4. Each subject has been allocated to either Cognitively Normal, MCI or AD group based on diagnosis at the rst available visit within each dataset.
| Measure | D1 | D2 | D3 | D4 |
|---|---|---|---|---|
| Subjects | 1667 | 896 | 896 | 219 |
| Cognitively Normal | ||||
| Number (% total) | 508 (30%) | 369 (41%) | 299 (33%) | 94 (42%) |
| Visits per subject | 8.3 ± 4.5 | 8.5 ± 4.9 | 1.0 ± 0.0 | 1.0 ± 0.2 |
| Age | 74.3 ± 5.8 | 73.6 ± 5.7 | 72.3 ± 6.2 | 78.4 ± 7.0 |
| Gender (% male) | 48% | 47% | 43% | 47% |
| MMSE | 29.1 ± 1.1 | 29.0 ± 1.2 | 28.9 ± 1.4 | 29.1 ± 1.1 |
| Converters (% total CN) | 18 (3.5%) | 9 (2.4%) | - | - |
| Mild Cognitive Impairment | ||||
| Number (% total) | 841 (50.4%) | 458 (51.1%) | 269 (30.0%) | 90 (41.1%) |
| Visits per subject | 8.2 ± 3.7 | 9.1 ± 3.6 | 1.0 ± 0.0 | 1.1 ± 0.3 |
| Age | 73.0 ± 7.5 | 71.6 ± 7.2 | 71.9 ± 7.1 | 79.4 ± 7.0 |
| Gender (% male) | 59.3% | 56.3% | 58.0% | 64.4% |
| MMSE | 27.6 ± 1.8 | 28.0 ± 1.7 | 27.6 ± 2.2 | 28.1 ± 2.1 |
| Converters (% total MCI) | 117 (13.9%) | 37 (8.1%) | - | 9 (10.0%) |
| Alzheimer’s Disease | ||||
| Number (% total) | 318 (19.1%) | 69 (7.7%) | 136 (15.2%) | 29 (13.2%) |
| Visits per subject | 4.9 ± 1.6 | 5.2 ± 2.6 | 1.0 ± 0.0 | 1.1 ± 0.3 |
| Age | 74.8 ± 7.7 | 75.1 ± 8.4 | 72.8 ± 7.1 | 82.2 ± 7.6 |
| Gender (% male) | 55.3% | 68.1% | 55.9% | 51.7% |
| MMSE | 23.3 ± 2.0 | 23.1 ± 2.0 | 20.5 ± 5.9 | 19.4 ± 7.2 |
| Converters (% total AD) | - | - | - | 9 (31.0%) |