Fig. 2From: Comparison of screening strategies for prevalent vertebral fractures in South Korea: vertebral fracture assessment vs. spine radiographyVF, vertebral fracture; VFA, vertebral fracture assessment; RR, relative risk; (+), increase; (-), decrease (refer to Table 1). Effect and impact of parameter variation on new VF incidence compared with the base case analysis; Costs and impact of parameter variation on costs compared with the base case analysis. (a) represent for women and (b) for men Back to article page