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Table 2 Patient characteristics

From: Local ablation or radioembolization of colorectal cancer metastases: comorbidities or older age do not affect overall survival

  n %
All patients 266 100.00
 Male 179 67.30
 Female 87 32.70
First diagnosis
 Mean age (SD) in years 63.0 (+/−  9.7)  
 Primary tumor
 located in Colon (C18) 151 56.77
  Rectosigmoid junction (C19) 18 6.77
  Rectum (C20) 98 36.84
  T1,T2 29 10.90
  T3,T4 227 85.30
  T missing 10 3.80
  N0 74 27.80
  N1,2 179 67.30
  N status missing 13 4.90
 Synchronous metastases 166 62.41
Prior treatment
 Systemic chemotherapy 248 93.23
 Median lines of chemotherapy (range) 2 (0–8)  
 Radiochemotherapy 30 11.28
 Surgery for colorectal primary 263 98.87
 Radiation therapy for colorectal primary 21 7.89
 Surgery for liver metastases 91 34.21
 Other local treatment for liver metastases 40 15.04
 Surgery for lung metastases 14 5.26
 Surgery for other metastases 20 7.52
 Local therapy for other metastases 5 1.88
First interventional treatment
 Mean age (SD) in years 66,5 (+/−9.6)  
 Age > 70 years 89 33.5
 Median Karnofsky index (range) in % 80 (50–100)  
 Liver metastases 251 96.99
 Liver metastases only 121 45.50
 Liver involvement > 25% 45 16.92
 Lung involvement 100 37.60
 Other 83 31.20
 ≥ 2 organ systems involved 140 52.63