Table 3.
Planning dose results for CTV and PTV in ICR-plans
| Target Volume | Mean Volume (cc), ±SD | Mean D98% (Gy), ±SD | Mean D95% (Gy), ±SD | Mean D50% (Gy), ±SD | Mean D2% (Gy), ±SD |
|---|---|---|---|---|---|
| CTV1 (n=50) |
105.5 ±83.2 |
58.3 ±2.2 |
58.9 ±1.5 |
60.6 ±0.8 |
62.5 ±1.0 |
| CTV2 (n=7) |
67.0 ±83.9 |
67.7 ±3 |
68.6 ±1.8 |
70.9 ±0.7 |
72.9 ±1.6 |
| PTV1 (n=50) |
172.6 ±106.4 |
55.7 ±4.6 |
57.0 ±3.7 |
60.4 ±0.8 |
62.7 ±1.1 |
| PTV2 (n=7) | 99.2 ±97.3 | 65.8 ±4.5 | 67.8 ±2.4 | 70.9 ±0.6 | 73.1 ±1.4 |
Abbreviations: PTV, Planning Treatment Volume; CTV, Clinical Target Volume; D98%, D95%, D50%, D2%, Dose received by 98, 95, 50 and 2 percent of the PTV, respectively.