Table 3 Associations between interfractional change, primary tumor, and adaptive re-planning
From: Interfractional target changes in brain metastases during 13-fraction stereotactic radiotherapy
Lung cancer | Others | P value (Fisher’s test) | |
|---|---|---|---|
GTV change < 20% | 12 | 5 | 0.363 |
GTV change > 20% | 9 | 1 | |
No adaptive re-planning | 8 | 5 | 0.077 |
Adaptive re-planning | 13 | 1 |
No re-planning | Re-planning | P value | |
|---|---|---|---|
GTV < 20% | 11 | 6 | 0.046 |
GTV change > 20% | 2 | 8 |
Solid | Cystic component or necrosis | P value | |
|---|---|---|---|
GTV < 20% | 5 | 12 | 1 |
GTV change > 20% | 3 | 7 |