Table 1.
Patient and tumor characteristics
| Characteristics | Number of lesions (n = 29) |
|---|---|
| Age (years) | 40–79 (median 65) |
| Sex | |
| Male/Female | 23/6 |
| ECOG performance status | |
| 0/1/2 | 7/19/3 |
| Primary site (Histology) | |
| Bone & soft tissue (Liposarcoma/Osteosarcoma/Leiomyosarcoma) | 13 (10/2/1) |
| Liver (Hepatocellular carcinoma/Adenocarcinoma) | 12 (11/1) |
| Colon & rectum (Adenocarcinoma) | 4 (4) |
| Treated site | |
| Abdomena | 20 |
| Spine | 5 |
| Othersb | 4 |
| Recurrent type | |
| Local recurrence at primary site | 6 |
| Distant metastasis | 23 |
| Reason for the split-course SABR | |
| Close to organs at risk (GI tract/Spinal cord/Heart) | 25 (21/3/1) |
| Re-irradiation | 4 |
aAbdomen includes sites in the abdomen, pelvis, and retroperitoneum.
bOthers includes sites in the mandible, chest wall, buttock and supraclavicular area.
ECOG, Eastern Cooperative Oncology Group; SABR, stereotactic ablative radiotherapy; GI, gastrointestinal.