Patient 5 in Group I is a 79-year-old man who was treated with short-segment fixation with I-VEP due to vertebral compression fracture of L2. a Lateral-view radiograph of Patient 5 in Group I shows an L2 vertebral compression fracture before the operation. b Anteroposterior view of the preoperative radiograph. c Lateral-view radiographs at the one-year follow-up. d Anteroposterior view at the one-year follow-up.