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Table 1 Patient characteristics of patients who received spinal reirradiation (n = 44)

From: Overall survival after reirradiation of spinal metastases – independent validation of predictive models

   Number of patients
Sex Female 21
  Male 23
Primary tumor site Breast 17
Prostate 9
Kidney (renal cell carcinoma) 6
Lung (non-small cell lung cancer) 3
Rectum 2
Esophagus 2
Head and Neck 1
Thyroid 1
Unknown primary 1
Sarcoma 1
Pancreas 1
Number of spinal metastases n = 1 7
n = 2 14
n ≥ 3 23
Palsy No 32
Incomplete 8
Complete 4
Number of extraspinal bone metastases n = 0 13
n = 1 13
n = 2 4
n ≥ 3 14
Visceral metastases No 18
Yes 26
Potentially removable 6
Liver metastases No 35
Yes 9
Lung metastases No 34
Yes 10
Brain metastases No 40
Yes 4
Pleural effusion No 31
Yes 6
Unknown (no examination documented) 7
Steroid use at time of presentation No 26
Yes 9
Unknown 9
Age at start of reirradiation Median (range) 67 (39–88)
KPS at start [end] of reirradiation Median 70 [70]
Range 30–100 [20–100]
Site of reirradiation [site of first irradiation] Cervical spine 1 [3]
Cervical and thoracic spine 5 [4]
Thoracic spine 14 [14]
Thoracic and lumbar spine 6 [5]
Lumbar spine 10 [10]
Lumbar spine and os sacrum 4 [6]
Os sacrum 2 [2]
Overlapping more than 2 areas 2 [0]
Period between 1st irradiation and reirradiation (same site, in months) Median 21
Range 4-120