Fig. 5From: Risk factors of vertebral re-fracture after PVP or PKP for osteoporotic vertebral compression fractures, especially in Eastern Asia: a systematic review and meta-analysisForest plot of A A:P ratio, B Cobb ratio and C VAS as risk factors for re-fracture after PVP/ PKP in OVCF patients in a random-effect model meta-analysis. AP ratio, anterior–posterior ratio. VAS, visual analog scale. OVCF, osteoporotic vertebral compression fracture. PVP, percutaneous vertebroplasty. PKP, percutaneous kyphoplastyBack to article page