Table 2.
Potentially modifiable risks for dementia. Percentages in parentheses indicate the population attributable risk for each risk factor (Adapted from ref. [6])
| Life stage | Modifiable risk factors | Population attributable risk (%) |
|---|---|---|
|
Early life (< 18 years) |
Less than high school education | 1 |
|
Midlife (45–65 years) |
Hearing loss | 8 |
| Traumatic brain injury | 3 | |
| Hypertension | 2 | |
| Obesity | 1 | |
| Excessive alcohol use | 1 | |
|
Later life (> 65 years) |
Smoking | 5 |
| Depression | 4 | |
| Physical inactivity | 2 | |
| Air pollution | 2 | |
| Social isolation | 1 | |
| Diabetes | 1 |