Characterization of Dementia and Alzheimer’s Disease in an Older Population: Updated Incidence and Life Expectancy With and Without Dementia

• DOI: 10.2105/ajph.2014.301935
• Publication Date: 2014-07-17T19:58:38Z
• Authors: Sarah E. Tom; Rebecca A. Hubbard; Paul K. Crane; Sebastien J. Haneuse; James Bowen; Wayne C. McCormick; Susan McCurry; Eric B. Larson
• Keywords: Aged, 80 and over; Male; Washington; Incidence; Age Factors; 3. Good health; 03 medical and health sciences; Life Expectancy; Sex Factors; 0302 clinical medicine; Alzheimer Disease; Risk Factors; Educational Status; Humans; Dementia; Female; Aged

We estimated dementia incidence rates, life expectancies with and without dementia, percentage of total expectancy dementia.We studied 3605 members Group Health (Seattle, WA) aged 65 years or older who did not have at enrollment to the Adult Changes in Thought study between 1994 2008. rates Alzheimer's disease as well defined average number one is expected live dementia.Dementia increased through ages 85 89 (74.2 cases per 1000 person-years) 90 (105 person-years). Life decreased age. was longer women people least a college degree. Percentage greater younger age groups, men, those more education.Efforts delay onset if successful, would likely benefit adults all ages.