Overview of all study visits in relation to mean baseline.

<p>Percent of the mean baseline ± standard error (SE) along the course of the study in relation to the mean baseline for (A) Lower extremity motor score (LEMS), (B) Timed Up and Go Test (TUG), (C) 10-MeterWalk Test (10MWT) at maximum speed (-ms) and self-selected speed (-sss), (D) six-minute walk test (6-MIN-TEST). Horizontal bars mark significant differences (p < 0.05), which were determined on the basis of the absolute values in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0119167#pone.0119167.t001" target="_blank">Table 1</a>.