TABLE 1.
Demographics of Hersenonderzoek.nl cohort
| Total | 17,218 |
| Age (years) | 58 ± 11 |
| Female | 13,353 (78%) |
| Education (range 1–7) a | 4.7 ± 0.9 |
| Employed | |
| Full‐ or part‐time | 9238 (54%) |
| Not working or retired, other | 6846 (46%) |
| Self‐rated health (range 1–5) | |
| Good to excellent | 13,422 (84%) |
| Moderate to poor | 2716 (16%) |
| First‐degree family member with MCI or dementia | 5005 (29%) |
| Smoking | 2016 (13%) |
| Marital status | |
| Married or cohabiting | 10,507 (61%) |
| Single, divorced, or widow(er), other | 5622 (30%) |
| Subjective cognitive decline | 4805 (28%) |
| Medical history | |
| Hypertension | 4469 (26%) |
| High cholesterol | 3269 (19%) |
| Diabetes | 1024 (6%) |
| Stroke | 731 (4%) |
| Cancer | 1444 (8%) |
| Cardiovascular disease | 1664 (10%) |
| Psychiatric disease | 3544 (21%) |
| Neurological disease | 822 (5%) |
| Diagnosis MCI or dementia | 433 (3%) |
| Medication use | 8768 (51%) |
Notes: Data are presented as n (%) or mean±SD. aAccording to Verhage, 6 ranging from 1 to 7 (low to highly educated).
Abbreviations: MCI, mild cognitive impairment; SD, standard deviation.