Life Expectancy With and Without Dementia: A Population-Based Study of Dementia Burden and Preventive Potential

Reliable population estimates of life expectancy with dementia are required for shaping health-care policy. From the Dutch, population-based Rotterdam Study, 10,348 persons were followed during 1990-2015 for dementia and death. We created multistate lifetables, and assessed the effect of postponing disease onset. During 120,673 person-years, 1,666 persons developed dementia, and 6,150 died. Overall life expectancy of women ranged from 18.0 years...