Table 1.
Patient and treatment parameters
| N 1 | |
|---|---|
| Gender | |
| Male | 48 (57%) |
| Female | 36 (43%) |
| Age | |
| Mean/Median [years] | 66/67 |
| Range [years] | 19 - 88 |
| RT localization | |
| Lung | 75 (75%) |
| Liver | 10 (10%) |
| Adrenal gland | 6 (6%) |
| Lymph node | 5 (5%) |
| Other site | 4 (4%) |
| Lesions treated | |
| Primary tumor | 25 (25%) |
| Metastasis | 45 (45%) |
| Tumor recurrence | 16 (16%) |
| Primary tumor/Metastasis | 14 (14%) |
| Prescription dose | |
| 48 Gy/4 fx | 19 (19%) |
| 40 Gy/4 fx | 10 (10%) |
| 35 Gy/5 fx | 6 (6%) |
| 60 Gy/10 fx | 5 (5%) |
| 50 Gy/10 fx | 5 (5%) |
| Other | 55 (55%) |
| BED | |
| <100 Gy | 66 (66%) |
| ≥100 Gy | 34 (34%) |
| GTV size | |
| Mean [cm3]/Median [cm3] | 15.4/6.7 |
| Range [cm3] | 0.60 - 126.7 |
| <14 cm3 | 65 (65%) |
| ≥14 cm3 | 35 (35%) |
| PTV size | |
| Mean [cm3]/Median [cm3] | 58.2/35.2 |
| Range [cm3] | 5.9 - 368.7 |
| Energy | |
| 6 MV | 84 (84%) |
| 10 MV | 16 (16%) |
| Dose rate | |
| Mean [MU/min.]/Median [MU/min.] | 1319/1400 |
| Range [MU/min] | 451 - 2400 |
N1 = number of patients or lesions if not indicated otherwise. (RT: Radiation Therapy, fx: fractions, BED: Biologically Effective Dose, GTV: Gross Tumor Volume, PTV: Planning Target Volume, MU: Monitor Unit).