Table 10. Measured values of N1 and P1 amplitudes in the corresponding quadrant of 'unaffected' contralateral eyes.

Visit	N1 Amplitude			P1 Amplitude
	Mean (nV/deg2)	Standard Deviation	P value for paired t-test in comparison to the values ‘at presentation’	Mean (nV/deg2)	Standard Deviation	P value for paired t-test in comparison to the values ‘at presentation’
At presentation	-5.39	1.56	-	15.89	3.89	-
1st follow-up	-5.14	1.71	0.793 (-3.06, -0.47)	15.29	4.15	0.782 (-1.51, 1.16)
2nd follow-up	-5.39	1.90	0.380 (-0.57, 1.28)	15.9	5.52	0.208 (-4.1, 1.1)