Table 2. Visual acuity and low-contrast tests in FRDA patients.

Variables	Right eye	Left eye
Visual acuity	0.83 (0.30)	0.92 (0.17)
Low-contrast sensitivity: out of 70 letters	Binocular
High-contrast test 100%	62.13 (8.04)
Low-contrast test 2.5%	32.87 (14.58)
Low-contrast test 1.25%	24.91 (13.87)

Values are reported as mean (standard deviation).