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Table 3 Dosimetric parameters

From: Scoring system predictive of survival for patients undergoing stereotactic body radiation therapy for liver tumors

Characteristic

n

Tumor volume, cm 3

 

 Mean

83

 Median

32

 Range

0.37-643.5

Prescribed dose, Gy

 

 Mean

28

 Median

30

 Range

16-50

Number of fractions

 

 Median

3

 Range

1-5

 Median dose per fraction

10 Gy

BED 10 , Gy

 

 Mean

56

 Median

60

 Range

28-113

Prescription isodose line, %

 

 Mean

75

 Median

75

 Range

60-90

Conformality index

 

 Mean

1.70

 Median

1.56

 Range

1.15-3.12