Table 2.
Characteristics of oligometastases treatments.
| Characteristics (N = 44) | n | % |
|---|---|---|
| SBRT treatment received | 44 | 100.0% |
| Number of sessions (MD=1) | ||
| Median - (range) | 3 | (3.0;10.0) |
| Average/standard deviation | 3.7 | 1.5 |
| Total dose (Gy) (MD=1) | ||
| Median - (range) | 40 | (15.0;54.0) |
| Average/standard deviation | 36.6 | 10.4 |
| Prescription isodose (MD=1) | ||
| Median - (range) | 80 | (78.0;80.0) |
| Average/standard deviation | 79.9 | 0.3 |
| PTV D2% (MD=17) | ||
| Median - (range) | 49.3 | (25.9;62.6) |
| Average/standard deviation | 44.5 | 11.3 |
| PTV D50% (MD=4) | ||
| Median - (range) | 42.4 | (17.4;59.1) |
| Average/standard deviation | 39.9 | 11.7 |
| PTV D98% (MD=21) | ||
| Median - (range) | 36 | (14.1;50.37) |
| Average/standard deviation | 34.2 | 10.96 |
With Gy, Gray; PTV, planning target volume; Dx%, percent receiving dose ≥ x% of the volume (minimum dose covering x% of the concerning volume).