Figure 4: Patient's normalized scores plotted against the normative reference range (grey shaded area) established from normative data. Normalized score of -1 denotes 5th percentile, 0 denotes median value, and 1 denotes 95th percentile for healthy individuals. The first 9 parameters are derived from the visually-guided reaching task, and the last 3 are from the arm position matching task. Rightward and leftward triangles are used for right and left hand movements respectively. Acronyms defined in Methods.