Table 1.
Patient and treatment characteristics
| Table 1 | n | % | n | % | |
|---|---|---|---|---|---|
| Gender | Age | ||||
| Male | 18 | 69 | Median | 64 years | |
| Female | 8 | 31 | Range | 19–88 years | |
| Situation | Size | ||||
| Primary | 22 | 85 | Median | 4.6 cm | |
| Recurrent | 4 | 15 | Range | 1–12 cm | |
| Location | Grading | ||||
| Skull* | 8 | 31 | 1 | 1 | 4 |
| Sinus/orbit | 7 | 27 | 2 | 8 | 31 |
| Neck‘ | 11 | 42 | 3 | 17 | 65 |
| Histology | T stage | ||||
| Angiosarcoma | 9 | 35 | 1a | 4 | 15 |
| MFH/undiff. pleo. | 5 | 19 | 1b | 10 | 38 |
| Synovial | 4 | 15 | 2b | 12 | 46 |
| Other | 8 | 31 | |||
| N stage | CHT | ||||
| N0 | 24 | 92 | Yes | 13 | 50 |
| N1 | 2 | 8 | None | 13 | 50 |
| Clinical stage | Surgery | ||||
| Ia | 1 | 4 | R0 | 10 | 38 |
| IIa | 13 | 50 | R1 | 6 | 23 |
| IIb | 4 | 15 | R2 | 5 | 19 |
| III | 8 | 31 | None | 5 | 19 |
| RT dose (PT) | ENI | ||||
| Median | 66 Gy | Yes | 14 | 54 | |
| Range | 45–72 Gy | No | 12 | 46 | |
| RT technique | |||||
| 3D-CRT | 17 | 65 | |||
| IMRT | 7 | 27 | |||
| Electrons | 2 | 8 | |||
*: includes skin, ‘: includes larynx/pharynx, MFH: malignant fibrous histiocytoma, undiff. pleo.: undifferentiated pleomorphic sarcoma, RT: radiation therapy, PT: primary tumor region, 3D-CRT: 3d-conformal radiation therapy, IMRT: intensity-modulated radiation therapy, cm: centimeter, CHT: chemotherapy, ENI: elective nodal irradiation (ipsilateral cervical nodes)