Table 3.
Radiosurgery Treatment Plan
| Control Group I (simple) (n = 36) | Control Group II (metastases) (n = 43) | Study Group (complex) (n = 46) | |
| Dose (cGy) | |||
| Min | 900 | 1500 | 1500 |
| Max | 3500 | 3000 | 3500 |
| Mean | 2301 | 1905 | 2387 |
| Median | 2500 | 1900 | 2500 |
| Treatment Stages | |||
| Min | 3 | 1 | 1 |
| Max | 10 | 5 | 5 |
| Mean | 5.2 | 1.5 | 4.7 |
| Median | 5 | 1 | 5 |
| Homogeneity Index | |||
| Min | 1.11 | 1.11 | 1.07 |
| Max | 1.49 | 1.54 | 1.67 |
| Mean | 1.26 | 1.21 | 1.24 |
| Median | 1.25 | 1.19 | 1.25 |
| New Conformity Index | |||
| Min | 1.04 | 1.04 | 1.27 |
| Max | 2.59 | 3.11 | 2.27 |
| Mean | 1.66 | 1.73 | 1.67 |
| Median | 1.57 | 1.64 | 1.57 |
| Percent Target Coverage (%) | |||
| Min | 82.5 | 79.6 | 80.2 |
| Max | 99.9 | 100.0 | 99.9 |
| Mean | 95.9 | 97.0 | 94.3 |
| Median | 97.5 | 99.1 | 94.7 |