Table 1.

Characteristics of subject groups

Group	Number of subjects	Gender F/M	Age, y	Disease Duration, y	SARA
ABF	23	8/15	51.2 (14.5)	13 (9.2)	11 (3.1)
CON	17	7/10	54.5 (11.5)	9.4 (6.3)	9.9 (3.3)

Given are mean values and standard deviations. ABF and CON did not differ in age (P = 0.58), disease duration (P = 0.33), or SARA score value (P = 0.25). ABF, feedback intervention group; CON, cerebellar ataxia control group, controlling for the ABF group. SARA, Scale for the Assessment and Rating of Ataxia.