From: Proportion of dementia in Australia explained by common modifiable risk factors
Risk factor | Prevalence of risk factor | PAR % (95% CI) | Number of attributable cases in 2010 (95% CI) |
---|---|---|---|
Midlife obesity | 32.0 | 17.0 (9.8–24.2) | 41,222 (23,795–58,788) |
Physical inactivity | 56.0 | 17.9 (8.2–27.3) | 43,468 (19,941–66,162) |
Smoking | 16.1 | 4.3 (–0.2 to 8.8) | 10,460 (–391 to 21,362) |
Low educational attainment | 24.0 | 14.7 (11.1–18.7) | 35,730 (26,906–45,410) |
Diabetes mellitus | 5.4 | 2.4 (1.1–4.0) | 5878 (2591–9681) |
Midlife hypertension | 26.0 | 13.7 (4.0–24.4) | 33,196 (9685–59,121) |
Depression | 13.3 | 8.0 (5.3–10.9) | 19,296 (12,829–26,437) |
Combined | – | 57.0 (33.7–73.6) | 138,020 (81,716–178,454) |
Adjusted combined | – | 48.4 (28.1–64.2) | 117,294 (68,233–155,634) |