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Table 3 Dosimetric parameters

From: Stereotactic radiosurgery for single brain metastases from non-small cell lung cancer: progression of extracranial disease correlates with distant intracranial failure

Characteristic n
Prescribed dose, Gy  
 Mean 22.6
 Median 20
 Range 18-40
Number of fractions  
 Median 1
 Range 1-5
 Median dose per fraction 2000
BED 10 , Gy  
 Mean 55.7
 Median 60
 Range 28-81.6
Prescription isodose line, %  
 Mean 81
 Median 80
 Range 70-92