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Table 1 Patient, tumor and treatment characteristics

From: Stereotactic Body Radiotherapy (SBRT) for liver metastasis – clinical outcomes from the international multi-institutional RSSearch® Patient Registry

Variable Total %
 Patients 427  
 Lesions 581  
Gender
 Male 207 48%
 Female 218 51%
 Not reported 2 1%
 Median age (range) in years 67 (31–91)  
 Median KPS (range) 90 (40–100)  
Primary Tumor
 Colorectal 189 44.3%
 Lung 52 12.2%
 Breast 42 9.8%
 Gastrointestinal 33 7.7%
 Gynecological 26 5.9%
 Pancreas 20 4.9%
 Other 65 15.2%
Prior Treatment
 Chemotherapy 314 73.5%
 Surgery 73 17.1%
 Radiation therapy 8 1.8%
 Radiofrequency Ablation 9 2.1%
 TACE 3 0.7%
 Cryotherapy 1 0.2%
 No prior treatment 72 16.9%
 Median Lesion Volume (range) in cc 40 (1–2116)  
 Median Dose (range) in Gy 45 (12–60)  
 Median BED (range) in Gy 100 (16.8–180)  
 Median Number of Fractions (range) 3 (1–5)