Table 1.
The prevalence of 10/66 and clinically diagnosed DSM-IV dementia
| Cases within 168 people with ‘probable dementia’ | Cases within 56 people with ‘possible dementia’ | Cases within 72 people with ‘no dementia’ | Extrapolated dementia prevalence (%) | |
|---|---|---|---|---|
| 10/66 dementia | ||||
| Females | 103 | 37 | 2 | 28.5 |
| Males | 45 | 7 | 1 | 16.3 |
| 70–74 years | 22 | 5 | 1 | 13.1 |
| 75–79 years | 33 | 8 | 1 | 19.4 |
| 80–84 years | 27 | 13 | 1 | 29.7 |
| ≥ 85 years | 66 | 18 | 0 | 43.7 |
| Total all cases | 148 | 44 | 3 | 23.5 |
| Age-standardised all cases (14) | – | – | – | 21.6 |
| DSM-IV clinically diagnosed dementia | ||||
| Females | 51 | 5 | 0 | 9.3 |
| Males | 22 | 0 | 0 | 4.8 |
| 70–74 years | 9 | 1 | 0 | 3.5 |
| 75–79 years | 10 | 1 | 0 | 3.8 |
| 80–84 years | 15 | 1 | 0 | 8.6 |
| ≥ 85 years | 39 | 2 | 0 | 19.3 |
| Total all cases | 73 | 5 | 0 | 7.5 |
| Age-standardised all cases (14) | – | – | – | 6.4 |