Table 2.
Paddick conformity index (CI) of the PTV (0 mm safety margins) 1) in the treatment plan (plan), 2) in the scenario of radiosurgery without image-guidance (No IG), 3) in the scenario of radiosurgery after image-guided correction of translational errors only and not rotations (IG trans) and 4) simulating errors observed immediately following image-guided radiosurgery (Post IG-RS)
| Plan | No IG | IG trans | Post IG-SRS | |||||
|---|---|---|---|---|---|---|---|---|
|
Absolute values |
0.73 |
±0.11 |
0.43 |
±0.18 |
0.73 |
±0.11 |
0.70 |
±0.11 |
| Values rel. to RT plan | 1 | ±0 | 0.60 | ±0.25 | 0.99 | ±0.03 | 0.97 | ±0.06 |
Absolute values and values relative to the corresponding treatment plans are summarized (average ± standard deviation).