Table 4. Difference in frequency for current symptoms reported by patient.

More in Group 1	More in group 2	Similar in both groups
[≥10% diff]	[≥10% diff]	[<10% diff]
Headache	Anterograde Amnesia	Sensitivity to light
[76 vs. 59%]	[14 vs. 24%]	[27 vs. 18%]
Blurred vision		Dizziness
[39 vs. 24%]		[45 vs. 51%]
Balance problems		Difficulty concentrating
[27 vs. 15%]		[39 vs. 39%]