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Percent changes in median myelin water fraction (fM) within normal-appearing spinal cord tissue (NASCT) and lesioned cord segments, over one year. Dotted line represents 0% change from baseline. Data points outside of boxplot whiskers are outliers, defined as being beyond 1.5 interquartile range of each quartile. *Significant at p ≤ 0.05, **p ≤ 0.01.
