General characteristics of the study sample: values shown as numbers (percentages)
| Screened positive | ||||
|---|---|---|---|---|
| All 1707 (100) | Total 864 (100) | Men | Women | |
| Sex | ||||
| Men | 740 (43.4) | 301 (34.8) | ||
| Women | 967 (56.6) | 563 (65.2) | ||
| Age group (years) | ||||
| 50–64 | 670 (39.3) | 215 (24.9) | 76 (25.4) | 139 (24.7) |
| 65–79 | 689 (40.4) | 360 (41.8) | 131 (43.8) | 229 (40.7) |
| ≥80 | 346 (20.3) | 287 (33.3) | 92 (30.8) | 195 (34.6) |
| Residential status | ||||
| Own home | 1633 (95.7) | 799 (92.5) | 274 (91.0) | 525 (93.3) |
| Institutionalised | 74 (4.3) | 65 (7.5) | 27 (9.0) | 38 (6.7) |
| Sampling area | ||||
| Cinco Villas (rural) | 1202 (70.4) | 635 (73.5) | 235 (78.1) | 400 (71.0) |
| Zaragoza (urban) | 505 (29.6) | 229 (26.5) | 66 (21.9) | 163 (29.0) |
| Highest academic qualification | ||||
| Lower than primary | 607 (35.6) | 388 (45.1) | 146 (48.5) | 242 (43.2) |
| Primary | 736 (43.2) | 364 (42.3) | 106 (35.2) | 258 (46.1) |
| Secondary and higher | 360 (21.1) | 109 (12.7) | 49 (16.3) | 60 (10.7) |
| Marital status | ||||
| Married or lives with partner | 1135 (66.6) | 502 (58.2) | 199 (66.1) | 303 (53.9) |
| Divorced or separated | 33 (1.9) | 16 (1.9) | 7 (2.3) | 9 (1.6) |
| Single | 189 (11.1) | 90 (10.4) | 46 (15.3) | 44 (7.8) |
| Widow/widower | 346 (20.3) | 255 (29.5) | 49 (16.3) | 9 (36.7) |
| Cognitive impairment (MEC<24) | ||||
| No | 1514 (90.1) | 684 (80.5) | 241 (82.0) | 443 (79.7) |
| Yes | 166 (9.9) | 166 (19.5) | 53 (18.0) | 113 (20.3) |
MEC, Mini-Examen Cognoscitivo (Spanish version of the Mini-Mental Status Examination (MMSE)).