Post-Test LIPUS Care Pathways for Bone Healing Post-Test This is attempt (1/3) The FDA defines nonunion as ___ months of elapsed time since the fracture with no healing progress for 3 months. 6 9 12 15 The estimated prevalence of delayed or nonunion of acute fractures is ____%. 1.7 2.5 3.3 4.0 Local risk factors for nonunion include: Open fractures Bone loss Infection All of the above According to the results of a randomized controlled trial reported in 2010, treatment with LIPUS led to greater progress toward fracture repair as measured by a ____% increase in bone mineral density at the fracture site when compared to patients treated with a sham device. 12 27 34 41 Previous