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Table 2 Proportion of patients having each type of SRE in the first 12 months of intravenous bisphosphonate therapy

From: Off-trial evaluation of bisphosphonates in patients with metastatic breast cancer

  Number of patients ¥Proportion with event (%)
Type of SRE
   Pathological fracture 7 9%
   Cord compression 1 1%
   Other 20 23%
Site of SRE
   Vertebral 9 10%
   Non-vertebral 17 22%
   Hypercalcaemia 1 1%
Treatment for SRE
   Radiotherapy 17 21%
   Surgery 3 4%
   Medical+ 8 10%
  1. ¥Kaplan-Meier estimates of the proportion with a complication. + Medical includes change in analgesics, hormonal treatment or chemotherapy.