Table 1 Characteristics of lesions
Characteristic | No. of lesions | % |
|---|---|---|
Age | ||
  < 70 years | 504 | 67.1 |
  ≥ 70 years | 247 | 32.9 |
Sex | ||
 Male | 447 | 59.5 |
 Female | 304 | 49.5 |
Primary tumor sites | ||
 Lung | 248 | 33.0 |
 Breast | 137 | 18.2 |
 Head and neck | 53 | 7.1 |
 Esophagus | 15 | 2.0 |
 Hepatobiliary/pancreatic | 95 | 12.7 |
 Kidney/ureter | 74 | 9.9 |
 Colorectal | 31 | 4.1 |
 Gynecological | 19 | 2.5 |
 Sarcoma/melanoma/mesothelioma | 18 | 2.4 |
 Others | 61 | 8.1 |
EBRT sites | ||
 Vertebral | 445 | 59.2 |
 Pelvis | 182 | 24.2 |
 Rib | 65 | 8.7 |
 Others | 59 | 7.9 |
Bone cortex destruction | ||
 Yes | 557 | 74.2 |
 No | 194 | 25.8 |
EBRT dose (BED10) | ||
 Median: 39.0 (14.4—71.7) |  | |
  14.4 | 22 | 2.9 |
  > 14.4, < 39.0 | 84 | 11.2 |
  39 | 434 | 57.8 |
  > 39.0 | 211 | 28.1 |
Post-EBRT BMAs | ||
 Yes | 460 | 61.3 |
 No | 291 | 38.7 |
Pre-EBRT ATs | ||
 Yes | 408 | 54.3 |
 No | 343 | 45.7 |
Post-EBRT ATs | ||
 Yes | 518 | 69.0 |
 No | 233 | 31.0 |