Table 2.

Comparison of ocular symptoms and visual function before and after surgery in patients with Graves ophthalmopathy.

Factors	Left eyes		Right eyes
	Exophthalmos	Visual acuity	Exophthalmos	Visual acuity
Before surgery	24.46 ± 1.02	0.40 ± 0.35	24.1 ± 1.25	0.47 ± 0.31
Two weeks after surgery	23.3 ± 0.84	0.56 ± 0.27	22.98 ± 1.00	0.70 ± 0.24
t	8.506	−1.969	9.025	−2.994
P	0.001	0.12	0.001	0.04