TABLE 2.
Demographics and clinical characteristics for all participants, and grouped per country
| All | The Netherlands | Spain | France | United States | United Kingdom | Greece | Serbia | Finland | |
|---|---|---|---|---|---|---|---|---|---|
| Total n | 3571 | 1515 | 1151 | 509 | 154 | 93 | 61 | 45 | 43 |
| Females, n (%)a | 1597 (44.7) | 637 (42.0) | 485 (42.1) | 262 (51.5) | 104 (67.5) | 43 (46.2) | 18 (29.5) | 25 (55.6) | 23 (53.5) |
| Age (years) | 67.14 ± 9.5 | 63.78 ± 8.5 | 67.84 ± 10.4 | 73.48 ± 6.2 | 66.65 ± 4.5 | 68.42 ± 5.8 | 79.99 ± 6.4 | 65.44 ± 13.1 | 71.69 ± 2.8 |
| Education years | 12.19 ± 3.9 | 11.34 ± 3.2 | 11.97 ± 4.4 | 13.95 ± 3.7 | 16.82 ± 2.3 | 12.99 ± 3.1 | 9.50 ± 4.3 | 13.93 ± 4.3 | 12.93 ± 5.5 |
| Dementia diagnosis, n (%)a | 860 (29.9) | 647 (47.2) | 188 (20.2) | 0 (0) | 0 (0) | 0 (0) | 21 (80.8) | 4 (8.9) | 0 (0) |
| A‐IADL‐Q | |||||||||
| T‐scoreb | 58.40 ± 14.2 | 51.54 ± 11.7 | 61.82 ± 15.2 | 67.33 ± 9.4 | 67.48 ± 3.5 | 71.16 ± 5.1 | 39.48 ± 13.9 | 61.67 ± 8.8 | 66.30 ± 5.2 |
| Clinical measuresa | |||||||||
| MMSE | 26.20 ± 4.6 | 24.22 ± 5.0 | 27.76 ± 3.7 | 28.62 ± 1.2 | 29.35 ± 1.0 | 28.46 ± 1.5 | 19.58 ± 4.6 | 27.49 ± 3.6 | 27.60 ± 2.2 |
| CAMCOG | 78.57 ± 17.3 | 78.75 ± 16.1 | 80.98 ± 19.1 | — | — | — | 41.62 ± 9.7 | — | — |
| CDR, M (IQR) | 0 (0–0.5) | 0.5 (0–1) | 0 (0–0) | 0 (0–0) | — | 0 (0–0) | 2 (0.5–2) | — | — |
| GDS | 3.66 ± 3.6 | 3.80 ± 3.3 | 4.09 ± 4.0 | 4.33 ± 4.2 | 0.85 ± 1.3 | 3.52 ± 4.5 | 2.38 ± 3.1 | — | 2.10 ± 3.1 |
All data are displayed as mean ± standard deviation, except as stated otherwise. “—” denotes that data were not available.
A‐IADL‐Q, Amsterdam Instrumental Activities of Daily Living Questionnaire; CAMCOG, Cambridge Cognitive Examinations; CDR, Clinical Dementia Rating; GDS, Geriatric Depression Scale; IQR, interquartile range; M, median; MMSE, Mini‐Mental State Examination.
a
Data were not obtained for all participants.
b
The score shown is based on either the original or short version of the A‐IADL‐Q, as administered to each participant.