Plot of predicted probabilities (Y-axis) vs. TT2 (X-axis). The dotted line represents patients with an EP score ≤ 5; the solid line represents patients with an EP score > 5. The difference between the curves is largest at the origin of the TT2 axis and decreases as TT2 exceeds 4–5 years.
Margaritella et al. BMC Neurology 2012 12:80 doi:10.1186/1471-2377-12-80