The Calculation of Self-care Time among the Elderly Based DALE

Objectives: to know the relationship between self-care time and life expectancy. Methods: to calculate self-care time and its proportion in life expectancy. Results: the proportions of Disability-Adjusted Life Expectancy and Dementia-Adjusted Life Expectancy in life expectancy show downward trend with age growth. The proportion of dementia declines fast by comparison. Conclusions: the calculation of Disability-Adjusted Life Expectancy and Dementia-Adjusted Life Expectancy both support morbidity expansion theory, in the background of life extension, we should pay more attention to quality of life among the elderly.