Fig. 1From: Predictors of adverse events after percutaneous pedicle screws fixation in patients with single-segment thoracolumbar burst fracturesa, b the preoperative Cobb angle and surgically corrected Cobb angle are α and β, respectively. AVH1: Anterior vertebral height of a vertebra above the fracture, AVH2: Anterior vertebral height of a vertebra below the fracture, PVH: posterior vertebral height of fractured vertebra. c the interpedicular distance. d the canal compromise, the canal area of the injured and adjacent uninjured segmentsBack to article page