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Percentage of patients with normal and abnormal results for each sensory test at baseline, 4 and 8 months after surgery. WEST = Weinstein Enhanced Sensory Test (abnormal <grade 4), 2PD = two-point discrimination (abnormal ≥5 mm), Loc = locognosia test (abnormal ≤48 points), STI = Shape Texture Identification test (abnormal ≤ 5 points).
