
Keywords: Spinocerebellar ataxia 2; SCA2; Non-ataxic symptoms; Polyglutamine repeat; CAG, Trinucleotide repeat disorder; AAO; Age at onset; AD; Autosomal dominant; CAG; Cytosine-Adenine-Guanine; CI; Confidence interval; DNA; Deoxyribonucleic acid; ICARS; Internatio