Table 5.

 Segmental LE score (MRI 1) and changes in WM score (MRI 1 v MRI 2) for patient groups A and B

LE score	ΔWM score			Total
	No change	Worsened	Improved
Group A
0	221	57	65	343
1	54	8	14	76
2	67	4	5	76
Total	342	69	84	495
Group B
0	208	48	94	350
1	132	10	32	174
2	65	3	2	70
Total	405	61	128	594