Table 6.

Descriptive Analysis of the Studied Cases According to Improvement of Flash VEP for Each Period Including P2 (ms), N1P1 (μv) and N2P2 (μv)

		Flash VEP Affected vs:
P2 (ms)	One month
	Improved	24 (80%)
	No change	2 (6.7%)
	Prolonged	4 (13.3%)
	Three months
	Improved	26 (86.7%)
	No change	4 (13.3%)
	Prolonged	0 (0%)
N1P1 (μv)	One month
	Decreased	0 (0%)
	No change	6 (20%)
	Improved	24 (80%)
	Three months
	Decreased	2 (6.7%)
	No change	10 (33.3%)
	Improved	18 (60%)
N2P2 (μv)	One month
	Decreased	10 (33.3%)
	No change	2 (6.7%)
	Improved	18 (60%)
	Three months
	Decreased	4 (13.3%)
	No change	4 (13.3%)
	Improved	22 (73.3%)