Incidence of dementia among elderly Canadians in the nondemented and in the total populations
| Age group, y | Women | Men | Total |
|---|---|---|---|
| Rates (95% CI) are presented. | |||
| Based on nondemented population | |||
| 65–69 | 7.1 (2.4–11.8) | 3.7 (0.7–7.3) | 5.5 (2.3–8.8) |
| 70–74 | 7.9 (4.4–11.5) | 14.7 (9.4–20.1) | 10.9 (7.2–14.6) |
| 75–79 | 19.3 (13.3–25.3) | 26.5 (18.4–34.6) | 22.3 (16.3–28.2) |
| 80–84 | 44.0 (33.2–54.8) | 38.6 (27.5–49.7) | 42.0 (32.2–51.7) |
| 85+ | 110.2 (86.0–134.3) | 99.0 (74.0–124.0) | 106.5 (83.8–129.2) |
| All ages | 21.8 (16.5–27.0) | 19.1 (14.1–24.0) | 20.6 (15.8–25.4) |
| Based on total population | |||
| 65–69 | 6.8 (2.3–11.4) | 3.7 (0.7–7.3) | 5.4 (2.3–8.6) |
| 70–74 | 7.6 (4.2–11.0) | 14.4 (9.2–19.7) | 10.6 (7.0–14.2) |
| 75–79 | 17.7 (12.2–23.1) | 24.5 (17.0–32.0) | 20.5 (15.0–26.0) |
| 80–84 | 36.7 (27.7–45.7) | 32.6 (23.2–41.9) | 35.1 (26.9–43.2) |
| 85+ | 69.5 (54.2–84.6) | 70.7 (52.8–88.5) | 69.8 (54.9–84.7) |
| All ages | 19.8 (15.0–24.5) | 18.6 (13.7–23.3) | 18.9 (14.5–23.3) |