From: Treatment outcomes of proton or carbon ion therapy for skull base chordoma: a retrospective study
Characteristics | n | % | |
---|---|---|---|
Total | 24 | ||
Age, | Median year (range) | 55.5 (24–79) | |
ECOG PS | 0/1 | 21/3 | 88/12 |
Gender | Male/female | 10/14 | 42/58 |
Tumour status | Primary/ postsurgical recurrence | 17/7 | 71/29 |
Surgical intervention before PT or CIT | No/yes | 10/14 | 42/58 |
Ion type | PT/CIT | 11/13 | 46/54 |
GTV volume | Median ml (range) | 17.0 (0.4–113.1) | |
Total dose/ fractionation | 57.6 Gy (RBE) / 16fr | 1 | 4 |
60.8 Gy (RBE) / 16fr | 2 | 8 | |
65.0 Gy (RBE) / 26fr | 13 | 54 | |
70.2 Gy (RBE) / 26fr | 3 | 13 | |
70.4 Gy (RBE) / 32fr | 3 | 13 | |
74.0 Gy (RBE) / 37fr | 2 | 8 | |
GTV Dmina | Median Gy (RBE) (range) | 55.0 (7.1–86.1) |