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Table 1 Demographic and clinical characteristics of the 3223 patients with bone metastases

From: A multicenter, retrospective epidemiologic survey of the clinical features and management of bone metastatic disease in China

Characteristic Number of patients Percent (%)
Age (years)
 <50 935 29.0
 50–70 1673 51.9
 >70 615 19.1
Gender
 Male 1515 47.0
 Female 1708 53.0
ECOG PS
 0 617 19.1
 1 968 30.0
 ≥2 1638 50.8
Cancer type
 Lung cancer 1178 36.5
 Breast cancer 996 30.9
 Prostate cancer 274 8.5
 Gastrointestinal cancer 185 5.7
 Multiple myeloma 112 3.5
 Others 478 14.8
Metastatic sites other than the bone
 Yes 1882 58.4
 No 1341 41.6
  1. ECOG PS Eastern Cooperative Oncology Group performance status