Table 1 Nonmotor symptoms in spinocerebellar ataxiasa
SCA1 | SCA2 | SCA3 | SCA6 | SCA7 | SCA10 | |
|---|---|---|---|---|---|---|
Severity | – | – | +++ | ++ | – | + |
Prevalence | NA | NA | 36% | 21% | NA | 24% |
Severity | NA | NA | ++ | NA | NA | – |
Prevalence | NA | NA | 36–47% | NA | NA | 18% |
Severity | ++ | ++ | ++ | – | NA | – |
Prevalence | 67–70%b | 20–95%b | 22–100%b | 0% | NA | 1–8% |
Severity | NA | – | ++ | – | NA | + |
Prevalence | NA | NA | 43–55% | NA | NA | 10–20% |
Severity | + | + | +/2 | +/2 | NA | + |
Prevalence | 25–50% | 23–33% | 13–60% | 27–75% | NA | 62% |
Severity | + | +/2 | +/2 | + | +/3 | + |
Prevalence | 50% | 25% | 33% | 45% | 50% | 33% |
Severity | NA | ++ | – | NA | +/2 | – |
Prevalence | NA | 50% | NA | NA | 33% | NA |