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Table 1 Patients’ characteristics

From: Prognostic factors for survival of women with unstable spinal bone metastases from breast cancer

   Number Percent
Age (mean, SD)   60.8 (±12.4)
KPS ≤70 35 38.0
  >70 57 62.0
Localization thoracic 67 72.8
  lumbar 25 27.2
Chemotherapy before RT yes 53 57.6
  no 39 42.4
Radiological response at 3 months after RT yes 29 31.5
  no 63 68.5
Radiological response at 6 months after RT yes 42 45.7
  no 50 54.3
Bisphosphonates yes 85 92.4
  no 7 7.6
Distant metastases brain 6 6.5
  lung 13 14.1
  liver 19 20.6
  skin 2 2.2
Number of metastases solitary 33 35.9
  multiple 59 64.1
Orthopedic corset yes 33 35.9
  no 59 64.1
Pathological fracture before RT yes 6 6.5
  no 86 93.5
Molecular phenotype luminal A 55 59.8
  luminal B 8 8.7
  HER2 9 9.8
  triple negative 20 21.7