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Changes in dementia classification at the end of the observation period, NHATS, 2011–2018 1.
| Classification Change | n (%) |
|---|---|
| Progressed to probable dementia | 729 (11.3) |
| Remained with no probable dementia 2 | 5721 (88.6) |
| Improved after being classified as probable dementia | 7 (0.1) |
| Total | 6457 (100.0) |
Note. NHATS = National Health and Aging Trends Study. 1 Analyses of weighted data from NHATS. 2 No probable dementia included subjects with either possible dementia or no dementia.
