From: Radiotherapy for nonagenarians: the value of biological versus chronological age
 |  | n | % |
---|---|---|---|
Radiotherapy completion | completed | 99 | 83.2 |
discontinued | 20 | 16.8 | |
Split course treatment | no split-course | 123 | 89.8 |
split-course | 14 | 10.2 | |
Simultaneous integrated boost (SIB) | no SIB | 130 | 94.9 |
SIB | 7 | 5.1 | |
Radiotherapy technique | 3D | 94 | 68.6 |
IMRT/VMAT | 26 | 19.0 | |
3D + IMRT | 6 | 4.4 | |
Electrons | 11 | 8.0 | |
Radiotherapy intention | curative | 38 | 31.9 |
palliative | 81 | 68.1 | |
Location | cranial | 11 | 8.0 |
head-and-neck | 49 | 35.8 | |
thoracic | 21 | 15.3 | |
abdomen | 4 | 2.9 | |
pelvis | 28 | 20.4 | |
extremity | 6 | 4.4 | |
spinal column | 18 | 13.1 | |
Chemotherapy | no chemotherapy | 110 | 92.4 |
chemotherapy | 9 | 7.6 | |
Endocrine therapy | no endocrine therapy | 92 | 77.3 |
endocrine therapy | 27 | 22.7 | |
 |  | median | range |
Radiotherapy specification | number of fractions | 14 | 1–33 |
single fraction dose | 2.5 | 1.7–18.75 | |
total dose | 39.0 | 1.8–72.0 |