Table 6.
Number of drop-outs per study group for the main study (tier 1) and their characteristics.
| HC | PreAD | ProAD | MildAD | |
|---|---|---|---|---|
| n (% from total sample) | 3 (4%) | 4 (11%) | 4 (6%) | 6 (11%) |
| Age | 66 (6) | 73 (5) | 67 (7) | 69 (7) |
| Male, n(%) | 1 (33) | 2 (50) | 1 (25) | 4 (67) |
| Years of education | 11 (3) | 16 (1) | 14 (2) | 14 (2) |
| MMSE | 28 (1) | 29 (1) | 26 (1) | 25 (4) |
| Study duration in days | 15 (5) | 17 (11) | 13 (8) | 27 (12) |
| Main drop-out reason, n | ||||
| - Discomfort from wearing one or both wristbands | 3 | 0 | 1 | 2 |
| - Frustrated about daily Mezurio tasks | 0 | 1 | 0 | 1 |
| - Medical reason | 0 | 1 | 0 | 0 |
| - Study partner wanted or needed to stop with the study | 0 | 0 | 1 | 2 |
| - Other | 0 | 2 | 2 | 1 |
Note. Numbers show mean (SD) unless specified otherwise. HC: healthy control; PreAD: Preclinical AD; ProAD: Prodromal AD; MildAD: Mild-to-moderate AD; MMSE: Mini-Mental State Examination.