From: Clinical analysis of adult-onset spinocerebellar ataxias in Thailand
 | Familial group (%) N = 86 | Sporadic group (%) N = 179 | Total (%) n = 265 |
---|---|---|---|
SCA1 | 19 (22.10) | 19 (10.61) | 38 (14.34) |
SCA2 | 10 (11.63) | 12 (6.70) | 22 (8.30) |
MJD | 40 (46.51) | 21 (11.73) | 61 (23.02) |
SCA6 | 6 (6.98) | 4 (2.23) | 10 (3.77) |
Total | 75 (87.21) | 56 (31.28) | 131 (49.43) |
Patients without mutation | 11 (12.79) | 123 (68.72) | 134 (50.57) |