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Table 1 Treatment details regarding radiotherapy and concomitant systemic treatment (n = 119 patients with 137 lesions)

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