Table 2.

Demographics and Clinical Measurements by Groups

Condition	EP	HC	t	P Value
Male/female	17/7	17/7	N/A	>0.99
Age, yr	39.85 ± 5.79	40.31 ± 6.12	−0.079	0.926
Weight, kg	68.68 ± 6.89	67.53 ± 5.24	−0.364	0.623
Handedness	24R	24R	N/A	>0.99
Duration of EP, d	6.67 ± 2.63	N/A	N/A	N/A
Best-corrected VA-right eye	0.25 ± 0.01	1.01 ± 0.22	−0.413	0.001
Best-corrected Va-left eye	0.18 ± 0.02	1.02 ± 0.21	−0.435	0.001

N/A, not applicable.

^*P < 0.05 independent t-tests comparing two groups.