In a sample of 46 SCA2 patients for which information about SARA score was available, a significant correlation between SARA score and ET (r = 0.4803, p = 0.001), and ATXN2 CAG repeat number (r = 0.2985, p = 0.044) was found. This evidence concerns the gene ATXN2 and spinocerebellar ataxia type 2.