Table 2.

Age at onset and inaugural manifestation

Age at onset years	Probands	Inaugural manifestation
		cerebral hemorrhage	epilepsy	other
0 – 10	11	8	3	0
11 – 20	9	5	2	2
21 – 30	10	5	4	1
31 – 40	10	3	3	4
41 – 50	1	0	0	1
>51	2	0	2	0