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Summary of Clinical Features
| Age at onset (years) | PSWC on EEG (months) | Myoclonus (months)⁎ | Akinetic mutism (months)⁎ | Duration of illness (months) | PrP deposition | |
|---|---|---|---|---|---|---|
| MM1 (n = 23) | 68.6 ± 7.8 | 2.0 ± 2.6 (23/23)† | 2.2 ± 2.5 (23/23)† | 3.0 ± 3.2 | 13.5 ± 7.8 | Synaptic |
| MM1+2 (n = 9) | 65.8 ± 10.2 | 5.3 ± 5.8 (8/9)† | 4.8 ± 5.4 (9/9)† | 5.7 ± 6.3 | 11.8 ± 10.9 | Synaptic + perivacuolar |
Values are mean ± SD.
Duration until appearance of PSWC, myoclonus, or akinetic mutism from onset.
Positive rate.
