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Table 1 Patient and tumor characteristics

From: Local control after radiosurgery for brain metastases: predictive factors and implications for clinical decision

Patient Characteristics Incidence (%)
Primary Site  
Breast 32 (32%)
Lung 30 (30%)
Melanoma 26 (26%)
Others 12 (12%)
KPS  
≥60-70% 1 (1%)
70-80% 35 (35%)
90-100% 64 (64%)
Extracranial systemic disease  
Yes 70 (70%)
Number of Lesions  
1 48 (48%)
2 22 (22%)
3 12 (12%)
≥4 18 (18%)
Lesion Characteristics Incidence (%)
Size (mm)  
≤10 116 (53.7%)
>10 100 (46.3%)
Primary site  
Breast 81 (37.5%)
Lung 61 (28.2%)
Melanoma 56 (26%)
Others 18 (8.3%)
Dose (Gy)  
≤15 37 (17.1%)
16-20 128 (59.3%)
≥21 51 (23.6%)
Previous WBRT  
Yes 95 (44%)
No 121 (56%)