Table 1.
Demographic and clinical characteristics of the study participants
| N | SCD | MCI | Dementia | |
| (n = 34) | (n = 30) | (n = 53) | ||
| Age (mean, SD) | 117 | 61.9±6.5 | 65.8±8.1 | 65.7±7.3 |
| N (%) Female | 117 | 16 (47%) | 9 (30%) | 14 (26%) |
| Level of educationa | 117 | 5.7±1.0 | 5.3±1.2 | 5.1±0.9 |
| MMSE (mean, SD)b | 117 | 28.4±1.5 | 26.2±2.8 | 24.3±3.5 |
| GDS-15c | 95 | 3.3±2.1 | 3.3±2.7 | 2.9±2.3 |
| Neuropsychological Assessment | ||||
| Global cognitiond | 109 | 0.33±0.87 | 0.14±0.55 | –0.29±0.71 |
| Executive functiond | 105 | 0.26±0.88 | 0.21±0.61 | –0.29±0.82 |
| Attentiond | 106 | 0.12±0.99 | 0.15±0.69 | –0.16±0.87 |
| Memoryd | 110 | 0.60±0.91 | 0.05±0.70 | –0.41±0.76 |
| Self-Tests | ||||
| Online self-teste | 100 | 0.55±0.48 | –0.10±0.54 | –0.40±0.60 |
| Telephone self-testf | 93 | 0.28±0.55 | 0.08±0.46 | –0.25±0.50 |
SCD, subjective cognitive decline; MCI, mild cognitive impairment. aLevel of education according to Verhage scale (1, lower education, 7 university; bMMSE, Mini-Mental Status Examination; cGeriatric Depression Scale, high scores indicate more depressive symptoms; dsee Methods; ez-score of online self-test; fz-score of telephone self-test.