<qa>  What is the minimum risk of vertebral body fracture?8. All patients must be deemed at high risk of developing vertebral body fracture by having at least one of the following characteristics: 1 Spine Instability Neoplastic Score classification of Indeterminate deemed as a score from 7 to 12; 2 Pre-existing vertebral body fracture; 3 Planned radiation dose of 24 Gy 