Table 2.

Ophthalmological characteristics of the eyes affected with very severe GO (n = 23)

	Eyes, n (%)
Reduction of VAa	23 (100)
VA
0.9	1 (4)
0.8	5 (22)
0.7	2 (9)
0.6	3 (13)
0.5	7 (31)
0.3	1 (4)
0.2	4 (17)
Impaired colour sensitivity	12 (52)
Optic disc swelling or defect in visual field	10 (43)
RAPD	2 (9)

GO, Graves orbitopathy; VA, visual acuity; RAPD, relative afferent pupillary defect.

^aMean reduction of VA 0.5.