Table 2.
Summary of palliative response
| QS cycles | Modailities | Total | |||
|---|---|---|---|---|---|
|
|
|
||||
| 1–2 cycles | 3–4 cycles | Photon | Proton | ||
|
| |||||
| Palliative response | 44.9% | 83.1% | 65.9% | 65.7% | 65.8% |
| Symptom relief | 45.6% | 72.7% | 60.0% | 60.3% | 60.2% |
| Radiographic response | |||||
| CR | 0 | 15.7% | 4.8% | 13.8% | 9.1% |
| PR | 21.6% | 57.1% | 41.3% | 43.1% | 42.1% |
| SD | 47.1% | 22.9% | 31.7% | 34.5% | 33.1% |
| PD | 31.4% | 4.3% | 22.2% | 8.6% | 15.7% |
| ORR (CR+PR) | 21.6% | 72.9% | 46.0% | 56.9% | 51.2% |
| DCR (CR+PR+SD) | 68.6% | 95.7% | 77.8% | 91.4% | 84.3% |
Abbreviations: QS, Quad Shot; CR, complete response; PR, partial response; SD, stable disease; PD, progressive disease; ORR, objective response rate; DCR, disease control rate.