Table 1.

Numbers of patients with ATXN2 repeats in each diagnosis group

Longest repeat	ALS	ALSFTD	Control	FTD	LBD
≤22	1767	45	2400	1230	2039
23	265	19	367	179	400
24	19	0	22	14	23
25	4	0	14	3	7
26	6	0	5	3	6
27	61	2	70	33	92
28	4	0	8	1	7
29	11	0	16	4	18
30	5	0	11	5	10
31	17	0	4	6	5
32	12	4	2	4	0
33	5	0	1	3	1
≥34	5	1	1	0	2
Totals	2181	71	2921	1485	2610