Frequency of severe cognitive impairment / dementia after SSVD
| Studies | n | Study population | Dementia criteria | Follow up duration | Frequency (%) |
|---|---|---|---|---|---|
| DSM-III-R, Diagnostic and Statistical Manual of Mental Disorders, 3rd edition, revised. | |||||
| Tatemichi36 | 227 | With/without previous stroke or pre-stroke dementia | Clinical diagnosis | 2 years | 11 |
| Wolfe37 | 11 | Multiple lacunes, with/without pre-stroke dementia | Clinical diagnosis | >1 month | 27 |
| Miyao38 | 215 | First stroke, no pre-stroke dementia | DSM-III-R & MMSE<20 | 2 years | 11.2 |
| Samuelsson39 | 81 | First stroke | Clinical diagnosis | 3 years | 11 |
| Desmond40 | 170 | With/without previous stroke or pre-stroke dementia | DSM-III-R | 3 months | 25.9 |
| Present study | 75 | With/without previous stroke or pre-stroke dementia | CDR⩾1 | 3 months | 13.3 |