Table 1:
Study population and subgroups
| Categories based on diagnosis | Categories based on conversion | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of samples # | Total | # | Description | |||||||
| CN | AD | MCI | CN | 329 | Stable Normal | |||||
| Baseline | 331 | 163 | 629 | 1123 | Others | 8 | Others (e.g. MCI to CN) | |||
| 6th month | 331 | 195 | 597 | 1123 | Impaired | AD | 163 | Stable Dementia | ||
| 12th month | 332 | 243 | 548 | 1123 | ||||||
| MCI | 442 | Stable MCI | ||||||||
| 24th month | 334 | 342 | 447 | 1123 | ||||||
| MCIc | 181 | MCI converter to AD | ||||||||
| 786 | Total Impaired | |||||||||
| 1123 | Total | |||||||||