Table 1.
Baseline characteristics of all patients
| Characteristic | Value (range) | Femurs (number of patients) | % |
|---|---|---|---|
| Age (mean, years) | 62 (30–92) | ||
| Gender | |||
| Male | 203 (161) | 47.4 | |
| Female | 225 (167) | 52.6 | |
| Radiation dose (Gy) | |||
| 8–27 | 90 | 21 | |
| 30–39 | 325 | 75.9 | |
| 40–50.4 | 13 | 3 | |
| Mean | 30.8 (8–50.4) | ||
| Radiation field | |||
| Proximal only | 230 | 53.7 | |
| Proximal and distal | 153 | 35.7 | |
| Distal only | 45 | 10.5 | |
| Primary site | |||
| Breast | 125 (82) | 29.2 | |
| Lung | 101 (89) | 23.6 | |
| Prostate | 46 (34) | 10.7 | |
| Esophagus, stomach, intestine, colon, rectum | 38 (29) | 8.9 | |
| Unknown primary origin | 28 (24) | 6.5 | |
| Kidney | 14 (12) | 3.3 | |
| Liver | 14 (10) | 3.3 | |
| Myeloma | 10 (6) | 2.3 | |
| Thyroid | 7 (6) | 1.6 | |
| Others | 45 (36) | 10.5 | |