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Table 1 Patients characteristics

From: Hypofractionated stereotactic radiotherapy of limited brain metastases: a single-centre individualized treatment approach

  Total patients n=75  
   Primary n=41 Recurrence n=34
Age Median (years), range 57.3 40.2-79.2 57.7 38.4-79.9
   n [%] n [%]
Gender male 20 48.8 15 44.1
  female 21 51.2 19 55.9
Primary tumour Non-small cell lung cancer 22 53.6 11 32.4
  Breast cancer 5 12.2 12 35.3
  Malignant melanoma 6 14.6 3 8.8
  Renal cell carcinoma 4 9.8 2 5.9
  Small cell lung cancer 0 0 5 14.7
  Others 4 9.8 1 2.9
RPA-classification 1 7 17.1 13 38.2
  2 34 82.9 21 61.8
  3 0 0 0 0
Extracranial tumour status in remission 5 12.2 11 32.4
  detectable, stable disease 10 24.4 8 23.5
  progressive 26 63.4 15 44.1
Metastases treated with hfSRT (patients) 1 32 78.0 19 55.9
  2 7 17.1 9 26.5
  3 2 4.9 5 14.7
  4 0 0 1 2.9
Time between diagnosis of primary tumour and brain metastasis Median (months), range 12.5 0-166.4 12.3 0-337.7
Time between diagnosis of brain metastasis and start of hfSRT Median (month), range 1.4 0.2-39.9 11.4 0.5-37.9
Intervall between WBRT and start of hfSRT Median (month), range 0 0 12.7 0.5-28.8