Table 2 MRI characteristics in patients with MS expressed as median (interquartile range)

MRI characteristicsAll subjectsRR, n = 18SP, n = 21PP, n = 10
RR = relapsing remitting; SP = secondary progressive; PP = primary progressive; LL = lesion load; Gad = gadolinium.
Brain T1 LL, cc0.9 (0.16–3.3)0.6 (0.1–2.5)2.0 (0.6–3.5)0.04 (0–7.5)
Brain T2 LL, cc5.9 (2.9–11)3.4 (2.4–10.6)7.6 (4.9–17.5)7.0 (0.50–24.3)
Brain Gad LL, cc0 (0–0)0 (0–0.12)0 (0–0)0 (0–0)
Parenchymal fraction0.80 (0.78–0.83)0.82 (0.79–0.84)0.80 (0.78–0.83)0.80 (0.75–0.86)
Ventricular fraction0.030 (0.021–0.043)0.029 (0.020–0.035)0.035 (0.026–0.047)0.033 (0.020–0.051)