Table 2.

Main Neurological Findings in Symptomatic Testees (N=23)

Age at onset (years)
Mean (±SD)	35.2±10.6
Range	18–55
Frequency of neurological signs (%)
Cerebellar	93.8%
Pyramidal	70.6%
Extrapyramidal	12.5%
Peripheral	6.3%
Oculomotor alterations	88.2%

SD, standard deviation.