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Patient Demographics (N=209).
| Age (years) | 57.4 ± 14.7 |
| Sex (Female) | 52.6% |
| Clinical Presentation | N (%) |
| Pure Cerebellar Ataxia | 83 (39.7%) |
| Ataxia with Autonomic Dysfunction and/or Parkinsonism | 61 (29.2%) |
| Ataxia with Upper Motor Signs | 48 (23.0%) |
| Ataxia with Polyneuropathy | 9 (4.3%) |
| Ataxia with Dementia | 8 (3.8%) |
