Table 3.
Rate of incidence of dementia by age group and sex per 1000 inhabitants/year (adapted from Nitrini et al., 2004).
| Age | N | Women (CI** 95%) |
Men (CI 95%) |
Total (CI 95%) |
|---|---|---|---|---|
| 65–69 | 2 | 2.4 (0.52–0.725) | 3.9 (0.845–11.60) | 3.0 (0.4–10.7) |
| 70–74 | 9 | 4.0 (1.74–7.77) | 9.3 (5.72–15.05) | 6.4 (3.0–12.1) |
| 75–79 | 14 | 13.7 (9.36–23.87) | 20.5 (14.04–32.92) | 16.4 (9.1–27.1) |
| 80–84 | 10 | 19.2 (3.87–32.05) | 35.8 (21.12–58.66) | 25.0 (12.2–44.4) |
| 85–89 | 13 | 68.4 (5.13–98.60) | 24.3 (11.64–45.83) | 48.2 (26.5–77.8) |
| ≥90*** | 2 | 44.0 (9.46–113.46) | 34.2 (7.38–91.74) | 38.5 (4.8–118.0) |
**CI, confidence interval, ***Only one patient (97) was over 94 years old.