Table 1.
Demographic characteristics of individuals participating in screen and assessment (CFAS I) and interview (CFAS II)
|
CFAS I |
CFAS II* | ||
|---|---|---|---|
| Screening* | Assessment† | ||
| Sex | |||
| Men | 3045 (39%) | 531 (38%) | 3550 (44%) |
| Women | 4590 (61%) | 926 (62%) | 4246 (56%) |
| Age group | |||
| 65–69 years | 1981 (25%) | 310 (23%) | 1939 (23%) |
| 70–74 years | 1776 (23%) | 320 (22%) | 1874 (23%) |
| 75–79 years | 1725 (22%) | 263 (23%) | 1623 (21%) |
| 80–84 years | 1308 (18%) | 291 (20%) | 1289 (17%) |
| 85–89 years | 615 (9%) | 186 (9%) | 769 (11%) |
| ≥90 years | 230 (4%) | 87 (3%) | 302 (6%) |
| Location | |||
| Cambridgeshire | 2601 (34%) | 465 (37%) | 2558 (30%) |
| Newcastle | 2522 (33%) | 499 (31%) | 2616 (34%) |
| Nottingham | 2512 (33%) | 493 (32%) | 2622 (35%) |
| Residential status‡ | |||
| Community | 7281 (95%) | 1269 (95%) | 7599 (97%) |
| Care homes | 347 (5%) | 183 (5%) | 197 (3%) |
Data are n (%). CFAS=Cognitive Function and Ageing Study.
*
Percentages back-weighted for non-response.
†
Percentages back-weighted for sampling design and non-response.
‡
Residential status missing for seven individuals for CFAS I (of whom five were also assessed).