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Vertical dislocations of the fracture with the different fixation models. (A) 4.5 mm anterior-to-posterior cortical screw (4.5 AP), (B) 4.5 mm posterior-to-anterior cortical screw (4.5 PA), (C) 7 mm anterior-to-posterior cannulated screw (7AP) and (D) 7 mm posterior-to-anterior cannulated screw (7 PA). The results were 0.7 mm, 0.5 mm, 0.8 mm and 0.3 mm, respectively.
